split CL_Move into CL_TracePoint, CL_TraceLine, CL_TraceBox and similar
[divverent/darkplaces.git] / clvm_cmds.c
1 #include "quakedef.h"
2
3 #include "prvm_cmds.h"
4 #include "csprogs.h"
5 #include "cl_collision.h"
6 #include "r_shadow.h"
7 #include "jpeg.h"
8 #include "image.h"
9
10 //============================================================================
11 // Client
12 //[515]: unsolved PROBLEMS
13 //- finish player physics code (cs_runplayerphysics)
14 //- EntWasFreed ?
15 //- RF_DEPTHHACK is not like it should be
16 //- add builtin that sets cl.viewangles instead of reading "input_angles" global
17 //- finish lines support for R_Polygon***
18 //- insert selecttraceline into traceline somehow
19
20 //4 feature darkplaces csqc: add builtin to clientside qc for reading triangles of model meshes (useful to orient a ui along a triangle of a model mesh)
21 //4 feature darkplaces csqc: add builtins to clientside qc for gl calls
22
23 extern cvar_t v_flipped;
24
25 sfx_t *S_FindName(const char *name);
26 int Sbar_GetSortedPlayerIndex (int index);
27 void Sbar_SortFrags (void);
28 void CL_FindNonSolidLocation(const vec3_t in, vec3_t out, vec_t radius);
29 void CSQC_RelinkAllEntities (int drawmask);
30 void CSQC_RelinkCSQCEntities (void);
31 const char *Key_GetBind (int key);
32
33 // #1 void(vector ang) makevectors
34 static void VM_CL_makevectors (void)
35 {
36         VM_SAFEPARMCOUNT(1, VM_CL_makevectors);
37         AngleVectors (PRVM_G_VECTOR(OFS_PARM0), prog->globals.client->v_forward, prog->globals.client->v_right, prog->globals.client->v_up);
38 }
39
40 // #2 void(entity e, vector o) setorigin
41 void VM_CL_setorigin (void)
42 {
43         prvm_edict_t    *e;
44         float   *org;
45         VM_SAFEPARMCOUNT(2, VM_CL_setorigin);
46
47         e = PRVM_G_EDICT(OFS_PARM0);
48         if (e == prog->edicts)
49         {
50                 VM_Warning("setorigin: can not modify world entity\n");
51                 return;
52         }
53         if (e->priv.required->free)
54         {
55                 VM_Warning("setorigin: can not modify free entity\n");
56                 return;
57         }
58         org = PRVM_G_VECTOR(OFS_PARM1);
59         VectorCopy (org, e->fields.client->origin);
60         CL_LinkEdict(e);
61 }
62
63 static void SetMinMaxSize (prvm_edict_t *e, float *min, float *max)
64 {
65         int             i;
66
67         for (i=0 ; i<3 ; i++)
68                 if (min[i] > max[i])
69                         PRVM_ERROR("SetMinMaxSize: backwards mins/maxs");
70
71         // set derived values
72         VectorCopy (min, e->fields.client->mins);
73         VectorCopy (max, e->fields.client->maxs);
74         VectorSubtract (max, min, e->fields.client->size);
75
76         CL_LinkEdict (e);
77 }
78
79 // #3 void(entity e, string m) setmodel
80 void VM_CL_setmodel (void)
81 {
82         prvm_edict_t    *e;
83         const char              *m;
84         dp_model_t *mod;
85         int                             i;
86
87         VM_SAFEPARMCOUNT(2, VM_CL_setmodel);
88
89         e = PRVM_G_EDICT(OFS_PARM0);
90         e->fields.client->modelindex = 0;
91         e->fields.client->model = 0;
92
93         m = PRVM_G_STRING(OFS_PARM1);
94         mod = NULL;
95         for (i = 0;i < MAX_MODELS && cl.csqc_model_precache[i];i++)
96         {
97                 if (!strcmp(cl.csqc_model_precache[i]->name, m))
98                 {
99                         mod = cl.csqc_model_precache[i];
100                         e->fields.client->model = PRVM_SetEngineString(mod->name);
101                         e->fields.client->modelindex = -(i+1);
102                         break;
103                 }
104         }
105
106         if( !mod ) {
107                 for (i = 0;i < MAX_MODELS;i++)
108                 {
109                         mod = cl.model_precache[i];
110                         if (mod && !strcmp(mod->name, m))
111                         {
112                                 e->fields.client->model = PRVM_SetEngineString(mod->name);
113                                 e->fields.client->modelindex = i;
114                                 break;
115                         }
116                 }
117         }
118
119         if( mod ) {
120                 // TODO: check if this breaks needed consistency and maybe add a cvar for it too?? [1/10/2008 Black]
121                 //SetMinMaxSize (e, mod->normalmins, mod->normalmaxs);
122         }
123         else
124         {
125                 SetMinMaxSize (e, vec3_origin, vec3_origin);
126                 VM_Warning ("setmodel: model '%s' not precached\n", m);
127         }
128 }
129
130 // #4 void(entity e, vector min, vector max) setsize
131 static void VM_CL_setsize (void)
132 {
133         prvm_edict_t    *e;
134         float                   *min, *max;
135         VM_SAFEPARMCOUNT(3, VM_CL_setsize);
136
137         e = PRVM_G_EDICT(OFS_PARM0);
138         if (e == prog->edicts)
139         {
140                 VM_Warning("setsize: can not modify world entity\n");
141                 return;
142         }
143         if (e->priv.server->free)
144         {
145                 VM_Warning("setsize: can not modify free entity\n");
146                 return;
147         }
148         min = PRVM_G_VECTOR(OFS_PARM1);
149         max = PRVM_G_VECTOR(OFS_PARM2);
150
151         SetMinMaxSize( e, min, max );
152
153         CL_LinkEdict(e);
154 }
155
156 // #8 void(entity e, float chan, string samp, float volume, float atten) sound
157 static void VM_CL_sound (void)
158 {
159         const char                      *sample;
160         int                                     channel;
161         prvm_edict_t            *entity;
162         float                           volume;
163         float                           attenuation;
164
165         VM_SAFEPARMCOUNT(5, VM_CL_sound);
166
167         entity = PRVM_G_EDICT(OFS_PARM0);
168         channel = (int)PRVM_G_FLOAT(OFS_PARM1);
169         sample = PRVM_G_STRING(OFS_PARM2);
170         volume = PRVM_G_FLOAT(OFS_PARM3);
171         attenuation = PRVM_G_FLOAT(OFS_PARM4);
172
173         if (volume < 0 || volume > 1)
174         {
175                 VM_Warning("VM_CL_sound: volume must be in range 0-1\n");
176                 return;
177         }
178
179         if (attenuation < 0 || attenuation > 4)
180         {
181                 VM_Warning("VM_CL_sound: attenuation must be in range 0-4\n");
182                 return;
183         }
184
185         if (channel < 0 || channel > 7)
186         {
187                 VM_Warning("VM_CL_sound: channel must be in range 0-7\n");
188                 return;
189         }
190
191         S_StartSound(32768 + PRVM_NUM_FOR_EDICT(entity), channel, S_FindName(sample), entity->fields.client->origin, volume, attenuation);
192 }
193
194 // #483 void(vector origin, string sample, float volume, float attenuation) pointsound
195 static void VM_CL_pointsound(void)
196 {
197         const char                      *sample;
198         float                           volume;
199         float                           attenuation;
200         vec3_t                          org;
201
202         VM_SAFEPARMCOUNT(4, VM_CL_pointsound);
203
204         VectorCopy( PRVM_G_VECTOR(OFS_PARM0), org);
205         sample = PRVM_G_STRING(OFS_PARM1);
206         volume = PRVM_G_FLOAT(OFS_PARM2);
207         attenuation = PRVM_G_FLOAT(OFS_PARM3);
208
209         if (volume < 0 || volume > 1)
210         {
211                 VM_Warning("VM_CL_pointsound: volume must be in range 0-1\n");
212                 return;
213         }
214
215         if (attenuation < 0 || attenuation > 4)
216         {
217                 VM_Warning("VM_CL_pointsound: attenuation must be in range 0-4\n");
218                 return;
219         }
220
221         // Send World Entity as Entity to Play Sound (for CSQC, that is 32768)
222         S_StartSound(32768, 0, S_FindName(sample), org, volume, attenuation);
223 }
224
225 // #14 entity() spawn
226 static void VM_CL_spawn (void)
227 {
228         prvm_edict_t *ed;
229         ed = PRVM_ED_Alloc();
230         VM_RETURN_EDICT(ed);
231 }
232
233 void CL_VM_SetTraceGlobals(const trace_t *trace, int svent)
234 {
235         prvm_eval_t *val;
236         VM_SetTraceGlobals(trace);
237         if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_networkentity)))
238                 val->_float = svent;
239 }
240
241 #define CL_HitNetworkBrushModels(move) !((move) == MOVE_WORLDONLY)
242 #define CL_HitNetworkPlayers(move)     !((move) == MOVE_WORLDONLY || (move) == MOVE_NOMONSTERS)
243
244 // #16 void(vector v1, vector v2, float movetype, entity ignore) traceline
245 static void VM_CL_traceline (void)
246 {
247         float   *v1, *v2;
248         trace_t trace;
249         int             move, svent;
250         prvm_edict_t    *ent;
251
252         VM_SAFEPARMCOUNTRANGE(4, 4, VM_CL_traceline);
253
254         prog->xfunction->builtinsprofile += 30;
255
256         v1 = PRVM_G_VECTOR(OFS_PARM0);
257         v2 = PRVM_G_VECTOR(OFS_PARM1);
258         move = (int)PRVM_G_FLOAT(OFS_PARM2);
259         ent = PRVM_G_EDICT(OFS_PARM3);
260
261         if (IS_NAN(v1[0]) || IS_NAN(v1[1]) || IS_NAN(v1[2]) || IS_NAN(v2[0]) || IS_NAN(v2[1]) || IS_NAN(v2[2]))
262                 PRVM_ERROR("%s: NAN errors detected in traceline('%f %f %f', '%f %f %f', %i, entity %i)\n", PRVM_NAME, v1[0], v1[1], v1[2], v2[0], v2[1], v2[2], move, PRVM_EDICT_TO_PROG(ent));
263
264         trace = CL_TraceLine(v1, v2, move, ent, CL_GenericHitSuperContentsMask(ent), CL_HitNetworkBrushModels(move), CL_HitNetworkPlayers(move), &svent, true);
265
266         CL_VM_SetTraceGlobals(&trace, svent);
267 }
268
269 /*
270 =================
271 VM_CL_tracebox
272
273 Used for use tracing and shot targeting
274 Traces are blocked by bbox and exact bsp entityes, and also slide box entities
275 if the tryents flag is set.
276
277 tracebox (vector1, vector mins, vector maxs, vector2, tryents)
278 =================
279 */
280 // LordHavoc: added this for my own use, VERY useful, similar to traceline
281 static void VM_CL_tracebox (void)
282 {
283         float   *v1, *v2, *m1, *m2;
284         trace_t trace;
285         int             move, svent;
286         prvm_edict_t    *ent;
287
288         VM_SAFEPARMCOUNTRANGE(6, 8, VM_CL_tracebox); // allow more parameters for future expansion
289
290         prog->xfunction->builtinsprofile += 30;
291
292         v1 = PRVM_G_VECTOR(OFS_PARM0);
293         m1 = PRVM_G_VECTOR(OFS_PARM1);
294         m2 = PRVM_G_VECTOR(OFS_PARM2);
295         v2 = PRVM_G_VECTOR(OFS_PARM3);
296         move = (int)PRVM_G_FLOAT(OFS_PARM4);
297         ent = PRVM_G_EDICT(OFS_PARM5);
298
299         if (IS_NAN(v1[0]) || IS_NAN(v1[1]) || IS_NAN(v1[2]) || IS_NAN(v2[0]) || IS_NAN(v2[1]) || IS_NAN(v2[2]))
300                 PRVM_ERROR("%s: NAN errors detected in tracebox('%f %f %f', '%f %f %f', '%f %f %f', '%f %f %f', %i, entity %i)\n", PRVM_NAME, v1[0], v1[1], v1[2], m1[0], m1[1], m1[2], m2[0], m2[1], m2[2], v2[0], v2[1], v2[2], move, PRVM_EDICT_TO_PROG(ent));
301
302         trace = CL_TraceBox(v1, m1, m2, v2, move, ent, CL_GenericHitSuperContentsMask(ent), CL_HitNetworkBrushModels(move), CL_HitNetworkPlayers(move), &svent, true);
303
304         CL_VM_SetTraceGlobals(&trace, svent);
305 }
306
307 trace_t CL_Trace_Toss (prvm_edict_t *tossent, prvm_edict_t *ignore, int *svent)
308 {
309         int i;
310         float gravity;
311         vec3_t move, end;
312         vec3_t original_origin;
313         vec3_t original_velocity;
314         vec3_t original_angles;
315         vec3_t original_avelocity;
316         prvm_eval_t *val;
317         trace_t trace;
318
319         VectorCopy(tossent->fields.client->origin   , original_origin   );
320         VectorCopy(tossent->fields.client->velocity , original_velocity );
321         VectorCopy(tossent->fields.client->angles   , original_angles   );
322         VectorCopy(tossent->fields.client->avelocity, original_avelocity);
323
324         val = PRVM_EDICTFIELDVALUE(tossent, prog->fieldoffsets.gravity);
325         if (val != NULL && val->_float != 0)
326                 gravity = val->_float;
327         else
328                 gravity = 1.0;
329         gravity *= cl.movevars_gravity * 0.05;
330
331         for (i = 0;i < 200;i++) // LordHavoc: sanity check; never trace more than 10 seconds
332         {
333                 tossent->fields.client->velocity[2] -= gravity;
334                 VectorMA (tossent->fields.client->angles, 0.05, tossent->fields.client->avelocity, tossent->fields.client->angles);
335                 VectorScale (tossent->fields.client->velocity, 0.05, move);
336                 VectorAdd (tossent->fields.client->origin, move, end);
337                 trace = CL_TraceBox(tossent->fields.client->origin, tossent->fields.client->mins, tossent->fields.client->maxs, end, MOVE_NORMAL, tossent, CL_GenericHitSuperContentsMask(tossent), true, true, NULL, true);
338                 VectorCopy (trace.endpos, tossent->fields.client->origin);
339
340                 if (trace.fraction < 1)
341                         break;
342         }
343
344         VectorCopy(original_origin   , tossent->fields.client->origin   );
345         VectorCopy(original_velocity , tossent->fields.client->velocity );
346         VectorCopy(original_angles   , tossent->fields.client->angles   );
347         VectorCopy(original_avelocity, tossent->fields.client->avelocity);
348
349         return trace;
350 }
351
352 static void VM_CL_tracetoss (void)
353 {
354         trace_t trace;
355         prvm_edict_t    *ent;
356         prvm_edict_t    *ignore;
357         int svent;
358
359         prog->xfunction->builtinsprofile += 600;
360
361         VM_SAFEPARMCOUNT(2, VM_CL_tracetoss);
362
363         ent = PRVM_G_EDICT(OFS_PARM0);
364         if (ent == prog->edicts)
365         {
366                 VM_Warning("tracetoss: can not use world entity\n");
367                 return;
368         }
369         ignore = PRVM_G_EDICT(OFS_PARM1);
370
371         trace = CL_Trace_Toss (ent, ignore, &svent);
372
373         CL_VM_SetTraceGlobals(&trace, svent);
374 }
375
376
377 // #20 void(string s) precache_model
378 void VM_CL_precache_model (void)
379 {
380         const char      *name;
381         int                     i;
382         dp_model_t              *m;
383
384         VM_SAFEPARMCOUNT(1, VM_CL_precache_model);
385
386         name = PRVM_G_STRING(OFS_PARM0);
387         for (i = 0;i < MAX_MODELS && cl.csqc_model_precache[i];i++)
388         {
389                 if(!strcmp(cl.csqc_model_precache[i]->name, name))
390                 {
391                         PRVM_G_FLOAT(OFS_RETURN) = -(i+1);
392                         return;
393                 }
394         }
395         PRVM_G_FLOAT(OFS_RETURN) = 0;
396         m = Mod_ForName(name, false, false, name[0] == '*' ? cl.model_name[1] : NULL);
397         if(m && m->loaded)
398         {
399                 for (i = 0;i < MAX_MODELS;i++)
400                 {
401                         if (!cl.csqc_model_precache[i])
402                         {
403                                 cl.csqc_model_precache[i] = (dp_model_t*)m;
404                                 PRVM_G_FLOAT(OFS_RETURN) = -(i+1);
405                                 return;
406                         }
407                 }
408                 VM_Warning("VM_CL_precache_model: no free models\n");
409                 return;
410         }
411         VM_Warning("VM_CL_precache_model: model \"%s\" not found\n", name);
412 }
413
414 int CSQC_EntitiesInBox (vec3_t mins, vec3_t maxs, int maxlist, prvm_edict_t **list)
415 {
416         prvm_edict_t    *ent;
417         int                             i, k;
418
419         ent = PRVM_NEXT_EDICT(prog->edicts);
420         for(k=0,i=1; i<prog->num_edicts ;i++, ent = PRVM_NEXT_EDICT(ent))
421         {
422                 if (ent->priv.required->free)
423                         continue;
424                 if(BoxesOverlap(mins, maxs, ent->fields.client->absmin, ent->fields.client->absmax))
425                         list[k++] = ent;
426         }
427         return k;
428 }
429
430 // #22 entity(vector org, float rad) findradius
431 static void VM_CL_findradius (void)
432 {
433         prvm_edict_t    *ent, *chain;
434         vec_t                   radius, radius2;
435         vec3_t                  org, eorg, mins, maxs;
436         int                             i, numtouchedicts;
437         prvm_edict_t    *touchedicts[MAX_EDICTS];
438         int             chainfield;
439
440         VM_SAFEPARMCOUNTRANGE(2, 3, VM_CL_findradius);
441
442         if(prog->argc == 3)
443                 chainfield = PRVM_G_INT(OFS_PARM2);
444         else
445                 chainfield = prog->fieldoffsets.chain;
446         if(chainfield < 0)
447                 PRVM_ERROR("VM_findchain: %s doesnt have the specified chain field !", PRVM_NAME);
448
449         chain = (prvm_edict_t *)prog->edicts;
450
451         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), org);
452         radius = PRVM_G_FLOAT(OFS_PARM1);
453         radius2 = radius * radius;
454
455         mins[0] = org[0] - (radius + 1);
456         mins[1] = org[1] - (radius + 1);
457         mins[2] = org[2] - (radius + 1);
458         maxs[0] = org[0] + (radius + 1);
459         maxs[1] = org[1] + (radius + 1);
460         maxs[2] = org[2] + (radius + 1);
461         numtouchedicts = CSQC_EntitiesInBox(mins, maxs, MAX_EDICTS, touchedicts);
462         if (numtouchedicts > MAX_EDICTS)
463         {
464                 // this never happens   //[515]: for what then ?
465                 Con_Printf("CSQC_EntitiesInBox returned %i edicts, max was %i\n", numtouchedicts, MAX_EDICTS);
466                 numtouchedicts = MAX_EDICTS;
467         }
468         for (i = 0;i < numtouchedicts;i++)
469         {
470                 ent = touchedicts[i];
471                 // Quake did not return non-solid entities but darkplaces does
472                 // (note: this is the reason you can't blow up fallen zombies)
473                 if (ent->fields.client->solid == SOLID_NOT && !sv_gameplayfix_blowupfallenzombies.integer)
474                         continue;
475                 // LordHavoc: compare against bounding box rather than center so it
476                 // doesn't miss large objects, and use DotProduct instead of Length
477                 // for a major speedup
478                 VectorSubtract(org, ent->fields.client->origin, eorg);
479                 if (sv_gameplayfix_findradiusdistancetobox.integer)
480                 {
481                         eorg[0] -= bound(ent->fields.client->mins[0], eorg[0], ent->fields.client->maxs[0]);
482                         eorg[1] -= bound(ent->fields.client->mins[1], eorg[1], ent->fields.client->maxs[1]);
483                         eorg[2] -= bound(ent->fields.client->mins[2], eorg[2], ent->fields.client->maxs[2]);
484                 }
485                 else
486                         VectorMAMAM(1, eorg, -0.5f, ent->fields.client->mins, -0.5f, ent->fields.client->maxs, eorg);
487                 if (DotProduct(eorg, eorg) < radius2)
488                 {
489                         PRVM_EDICTFIELDVALUE(ent, chainfield)->edict = PRVM_EDICT_TO_PROG(chain);
490                         chain = ent;
491                 }
492         }
493
494         VM_RETURN_EDICT(chain);
495 }
496
497 // #34 float() droptofloor
498 static void VM_CL_droptofloor (void)
499 {
500         prvm_edict_t            *ent;
501         prvm_eval_t                     *val;
502         vec3_t                          end;
503         trace_t                         trace;
504
505         VM_SAFEPARMCOUNTRANGE(0, 2, VM_CL_droptofloor); // allow 2 parameters because the id1 defs.qc had an incorrect prototype
506
507         // assume failure if it returns early
508         PRVM_G_FLOAT(OFS_RETURN) = 0;
509
510         ent = PRVM_PROG_TO_EDICT(prog->globals.client->self);
511         if (ent == prog->edicts)
512         {
513                 VM_Warning("droptofloor: can not modify world entity\n");
514                 return;
515         }
516         if (ent->priv.server->free)
517         {
518                 VM_Warning("droptofloor: can not modify free entity\n");
519                 return;
520         }
521
522         VectorCopy (ent->fields.client->origin, end);
523         end[2] -= 256;
524
525         trace = CL_TraceBox(ent->fields.client->origin, ent->fields.client->mins, ent->fields.client->maxs, end, MOVE_NORMAL, ent, CL_GenericHitSuperContentsMask(ent), true, true, NULL, true);
526
527         if (trace.fraction != 1)
528         {
529                 VectorCopy (trace.endpos, ent->fields.client->origin);
530                 ent->fields.client->flags = (int)ent->fields.client->flags | FL_ONGROUND;
531                 if ((val = PRVM_EDICTFIELDVALUE(ent, prog->fieldoffsets.groundentity)))
532                         val->edict = PRVM_EDICT_TO_PROG(trace.ent);
533                 PRVM_G_FLOAT(OFS_RETURN) = 1;
534                 // if support is destroyed, keep suspended (gross hack for floating items in various maps)
535 //              ent->priv.server->suspendedinairflag = true;
536         }
537 }
538
539 // #35 void(float style, string value) lightstyle
540 static void VM_CL_lightstyle (void)
541 {
542         int                     i;
543         const char      *c;
544
545         VM_SAFEPARMCOUNT(2, VM_CL_lightstyle);
546
547         i = (int)PRVM_G_FLOAT(OFS_PARM0);
548         c = PRVM_G_STRING(OFS_PARM1);
549         if (i >= cl.max_lightstyle)
550         {
551                 VM_Warning("VM_CL_lightstyle >= MAX_LIGHTSTYLES\n");
552                 return;
553         }
554         strlcpy (cl.lightstyle[i].map, c, sizeof (cl.lightstyle[i].map));
555         cl.lightstyle[i].map[MAX_STYLESTRING - 1] = 0;
556         cl.lightstyle[i].length = (int)strlen(cl.lightstyle[i].map);
557 }
558
559 // #40 float(entity e) checkbottom
560 static void VM_CL_checkbottom (void)
561 {
562         static int              cs_yes, cs_no;
563         prvm_edict_t    *ent;
564         vec3_t                  mins, maxs, start, stop;
565         trace_t                 trace;
566         int                             x, y;
567         float                   mid, bottom;
568
569         VM_SAFEPARMCOUNT(1, VM_CL_checkbottom);
570         ent = PRVM_G_EDICT(OFS_PARM0);
571         PRVM_G_FLOAT(OFS_RETURN) = 0;
572
573         VectorAdd (ent->fields.client->origin, ent->fields.client->mins, mins);
574         VectorAdd (ent->fields.client->origin, ent->fields.client->maxs, maxs);
575
576 // if all of the points under the corners are solid world, don't bother
577 // with the tougher checks
578 // the corners must be within 16 of the midpoint
579         start[2] = mins[2] - 1;
580         for     (x=0 ; x<=1 ; x++)
581                 for     (y=0 ; y<=1 ; y++)
582                 {
583                         start[0] = x ? maxs[0] : mins[0];
584                         start[1] = y ? maxs[1] : mins[1];
585                         if (!(CL_PointSuperContents(start) & (SUPERCONTENTS_SOLID | SUPERCONTENTS_BODY)))
586                                 goto realcheck;
587                 }
588
589         cs_yes++;
590         PRVM_G_FLOAT(OFS_RETURN) = true;
591         return;         // we got out easy
592
593 realcheck:
594         cs_no++;
595 //
596 // check it for real...
597 //
598         start[2] = mins[2];
599
600 // the midpoint must be within 16 of the bottom
601         start[0] = stop[0] = (mins[0] + maxs[0])*0.5;
602         start[1] = stop[1] = (mins[1] + maxs[1])*0.5;
603         stop[2] = start[2] - 2*sv_stepheight.value;
604         trace = CL_TraceLine(start, stop, MOVE_NORMAL, ent, CL_GenericHitSuperContentsMask(ent), true, true, NULL, true);
605
606         if (trace.fraction == 1.0)
607                 return;
608
609         mid = bottom = trace.endpos[2];
610
611 // the corners must be within 16 of the midpoint
612         for     (x=0 ; x<=1 ; x++)
613                 for     (y=0 ; y<=1 ; y++)
614                 {
615                         start[0] = stop[0] = x ? maxs[0] : mins[0];
616                         start[1] = stop[1] = y ? maxs[1] : mins[1];
617
618                         trace = CL_TraceLine(start, stop, MOVE_NORMAL, ent, CL_GenericHitSuperContentsMask(ent), true, true, NULL, true);
619
620                         if (trace.fraction != 1.0 && trace.endpos[2] > bottom)
621                                 bottom = trace.endpos[2];
622                         if (trace.fraction == 1.0 || mid - trace.endpos[2] > sv_stepheight.value)
623                                 return;
624                 }
625
626         cs_yes++;
627         PRVM_G_FLOAT(OFS_RETURN) = true;
628 }
629
630 // #41 float(vector v) pointcontents
631 static void VM_CL_pointcontents (void)
632 {
633         VM_SAFEPARMCOUNT(1, VM_CL_pointcontents);
634         PRVM_G_FLOAT(OFS_RETURN) = Mod_Q1BSP_NativeContentsFromSuperContents(NULL, CL_PointSuperContents(PRVM_G_VECTOR(OFS_PARM0)));
635 }
636
637 // #48 void(vector o, vector d, float color, float count) particle
638 static void VM_CL_particle (void)
639 {
640         float   *org, *dir;
641         int             count;
642         unsigned char   color;
643         VM_SAFEPARMCOUNT(4, VM_CL_particle);
644
645         org = PRVM_G_VECTOR(OFS_PARM0);
646         dir = PRVM_G_VECTOR(OFS_PARM1);
647         color = (int)PRVM_G_FLOAT(OFS_PARM2);
648         count = (int)PRVM_G_FLOAT(OFS_PARM3);
649         CL_ParticleEffect(EFFECT_SVC_PARTICLE, count, org, org, dir, dir, NULL, color);
650 }
651
652 // #74 void(vector pos, string samp, float vol, float atten) ambientsound
653 static void VM_CL_ambientsound (void)
654 {
655         float   *f;
656         sfx_t   *s;
657         VM_SAFEPARMCOUNT(4, VM_CL_ambientsound);
658         s = S_FindName(PRVM_G_STRING(OFS_PARM0));
659         f = PRVM_G_VECTOR(OFS_PARM1);
660         S_StaticSound (s, f, PRVM_G_FLOAT(OFS_PARM2), PRVM_G_FLOAT(OFS_PARM3)*64);
661 }
662
663 // #92 vector(vector org) getlight (DP_QC_GETLIGHT)
664 static void VM_CL_getlight (void)
665 {
666         vec3_t ambientcolor, diffusecolor, diffusenormal;
667         vec_t *p;
668
669         VM_SAFEPARMCOUNT(1, VM_CL_getlight);
670
671         p = PRVM_G_VECTOR(OFS_PARM0);
672         VectorClear(ambientcolor);
673         VectorClear(diffusecolor);
674         VectorClear(diffusenormal);
675         if (cl.worldmodel && cl.worldmodel->brush.LightPoint)
676                 cl.worldmodel->brush.LightPoint(cl.worldmodel, p, ambientcolor, diffusecolor, diffusenormal);
677         VectorMA(ambientcolor, 0.5, diffusecolor, PRVM_G_VECTOR(OFS_RETURN));
678 }
679
680
681 //============================================================================
682 //[515]: SCENE MANAGER builtins
683 extern qboolean CSQC_AddRenderEdict (prvm_edict_t *ed);//csprogs.c
684
685 static void CSQC_R_RecalcView (void)
686 {
687         extern matrix4x4_t viewmodelmatrix;
688         Matrix4x4_CreateFromQuakeEntity(&r_refdef.view.matrix, cl.csqc_origin[0], cl.csqc_origin[1], cl.csqc_origin[2], cl.csqc_angles[0], cl.csqc_angles[1], cl.csqc_angles[2], 1);
689         Matrix4x4_CreateFromQuakeEntity(&viewmodelmatrix, cl.csqc_origin[0], cl.csqc_origin[1], cl.csqc_origin[2], cl.csqc_angles[0], cl.csqc_angles[1], cl.csqc_angles[2], cl_viewmodel_scale.value);
690 }
691
692 void CL_RelinkLightFlashes(void);
693 //#300 void() clearscene (EXT_CSQC)
694 void VM_CL_R_ClearScene (void)
695 {
696         VM_SAFEPARMCOUNT(0, VM_CL_R_ClearScene);
697         // clear renderable entity and light lists
698         r_refdef.scene.numentities = 0;
699         r_refdef.scene.numlights = 0;
700         // FIXME: restore these to the values from VM_CL_UpdateView
701         r_refdef.view.x = 0;
702         r_refdef.view.y = 0;
703         r_refdef.view.z = 0;
704         r_refdef.view.width = vid.width;
705         r_refdef.view.height = vid.height;
706         r_refdef.view.depth = 1;
707         // FIXME: restore frustum_x/frustum_y
708         r_refdef.view.useperspective = true;
709         r_refdef.view.frustum_y = tan(scr_fov.value * M_PI / 360.0) * (3.0/4.0) * cl.viewzoom;
710         r_refdef.view.frustum_x = r_refdef.view.frustum_y * (float)r_refdef.view.width / (float)r_refdef.view.height / vid_pixelheight.value;
711         r_refdef.view.frustum_x *= r_refdef.frustumscale_x;
712         r_refdef.view.frustum_y *= r_refdef.frustumscale_y;
713         r_refdef.view.ortho_x = scr_fov.value * (3.0 / 4.0) * (float)r_refdef.view.width / (float)r_refdef.view.height / vid_pixelheight.value;
714         r_refdef.view.ortho_y = scr_fov.value * (3.0 / 4.0);
715         r_refdef.view.clear = true;
716         r_refdef.view.isoverlay = false;
717         // FIXME: restore cl.csqc_origin
718         // FIXME: restore cl.csqc_angles
719         cl.csqc_vidvars.drawworld = true;
720         cl.csqc_vidvars.drawenginesbar = false;
721         cl.csqc_vidvars.drawcrosshair = false;
722 }
723
724 //#301 void(float mask) addentities (EXT_CSQC)
725 extern void CSQC_Predraw (prvm_edict_t *ed);//csprogs.c
726 extern void CSQC_Think (prvm_edict_t *ed);//csprogs.c
727 void VM_CL_R_AddEntities (void)
728 {
729         double t = Sys_DoubleTime();
730         int                     i, drawmask;
731         prvm_edict_t *ed;
732         VM_SAFEPARMCOUNT(1, VM_CL_R_AddEntities);
733         drawmask = (int)PRVM_G_FLOAT(OFS_PARM0);
734         CSQC_RelinkAllEntities(drawmask);
735         CL_RelinkLightFlashes();
736
737         prog->globals.client->time = cl.time;
738         for(i=1;i<prog->num_edicts;i++)
739         {
740                 ed = &prog->edicts[i];
741                 if(ed->priv.required->free)
742                         continue;
743                 CSQC_Think(ed);
744                 if(ed->priv.required->free)
745                         continue;
746                 // note that for RF_USEAXIS entities, Predraw sets v_forward/v_right/v_up globals that are read by CSQC_AddRenderEdict
747                 CSQC_Predraw(ed);
748                 if(ed->priv.required->free)
749                         continue;
750                 if(!((int)ed->fields.client->drawmask & drawmask))
751                         continue;
752                 CSQC_AddRenderEdict(ed);
753         }
754
755         // callprofile fixing hack: do not include this time in what is counted for CSQC_UpdateView
756         prog->functions[prog->funcoffsets.CSQC_UpdateView].totaltime -= Sys_DoubleTime() - t;
757 }
758
759 //#302 void(entity ent) addentity (EXT_CSQC)
760 void VM_CL_R_AddEntity (void)
761 {
762         double t = Sys_DoubleTime();
763         VM_SAFEPARMCOUNT(1, VM_CL_R_AddEntity);
764         CSQC_AddRenderEdict(PRVM_G_EDICT(OFS_PARM0));
765         prog->functions[prog->funcoffsets.CSQC_UpdateView].totaltime -= Sys_DoubleTime() - t;
766 }
767
768 //#303 float(float property, ...) setproperty (EXT_CSQC)
769 void VM_CL_R_SetView (void)
770 {
771         int             c;
772         float   *f;
773         float   k;
774
775         VM_SAFEPARMCOUNTRANGE(2, 3, VM_CL_R_SetView);
776
777         c = (int)PRVM_G_FLOAT(OFS_PARM0);
778         f = PRVM_G_VECTOR(OFS_PARM1);
779         k = PRVM_G_FLOAT(OFS_PARM1);
780
781         switch(c)
782         {
783         case VF_MIN:
784                 r_refdef.view.x = (int)(f[0]);
785                 r_refdef.view.y = (int)(f[1]);
786                 break;
787         case VF_MIN_X:
788                 r_refdef.view.x = (int)(k);
789                 break;
790         case VF_MIN_Y:
791                 r_refdef.view.y = (int)(k);
792                 break;
793         case VF_SIZE:
794                 r_refdef.view.width = (int)(f[0]);
795                 r_refdef.view.height = (int)(f[1]);
796                 break;
797         case VF_SIZE_X:
798                 r_refdef.view.width = (int)(k);
799                 break;
800         case VF_SIZE_Y:
801                 r_refdef.view.height = (int)(k);
802                 break;
803         case VF_VIEWPORT:
804                 r_refdef.view.x = (int)(f[0]);
805                 r_refdef.view.y = (int)(f[1]);
806                 f = PRVM_G_VECTOR(OFS_PARM2);
807                 r_refdef.view.width = (int)(f[0]);
808                 r_refdef.view.height = (int)(f[1]);
809                 break;
810         case VF_FOV:
811                 r_refdef.view.frustum_x = tan(f[0] * M_PI / 360.0);r_refdef.view.ortho_x = f[0];
812                 r_refdef.view.frustum_y = tan(f[1] * M_PI / 360.0);r_refdef.view.ortho_y = f[1];
813                 break;
814         case VF_FOVX:
815                 r_refdef.view.frustum_x = tan(k * M_PI / 360.0);r_refdef.view.ortho_x = k;
816                 break;
817         case VF_FOVY:
818                 r_refdef.view.frustum_y = tan(k * M_PI / 360.0);r_refdef.view.ortho_y = k;
819                 break;
820         case VF_ORIGIN:
821                 VectorCopy(f, cl.csqc_origin);
822                 CSQC_R_RecalcView();
823                 break;
824         case VF_ORIGIN_X:
825                 cl.csqc_origin[0] = k;
826                 CSQC_R_RecalcView();
827                 break;
828         case VF_ORIGIN_Y:
829                 cl.csqc_origin[1] = k;
830                 CSQC_R_RecalcView();
831                 break;
832         case VF_ORIGIN_Z:
833                 cl.csqc_origin[2] = k;
834                 CSQC_R_RecalcView();
835                 break;
836         case VF_ANGLES:
837                 VectorCopy(f, cl.csqc_angles);
838                 CSQC_R_RecalcView();
839                 break;
840         case VF_ANGLES_X:
841                 cl.csqc_angles[0] = k;
842                 CSQC_R_RecalcView();
843                 break;
844         case VF_ANGLES_Y:
845                 cl.csqc_angles[1] = k;
846                 CSQC_R_RecalcView();
847                 break;
848         case VF_ANGLES_Z:
849                 cl.csqc_angles[2] = k;
850                 CSQC_R_RecalcView();
851                 break;
852         case VF_DRAWWORLD:
853                 cl.csqc_vidvars.drawworld = k != 0;
854                 break;
855         case VF_DRAWENGINESBAR:
856                 cl.csqc_vidvars.drawenginesbar = k != 0;
857                 break;
858         case VF_DRAWCROSSHAIR:
859                 cl.csqc_vidvars.drawcrosshair = k != 0;
860                 break;
861         case VF_CL_VIEWANGLES:
862                 VectorCopy(f, cl.viewangles);
863                 break;
864         case VF_CL_VIEWANGLES_X:
865                 cl.viewangles[0] = k;
866                 break;
867         case VF_CL_VIEWANGLES_Y:
868                 cl.viewangles[1] = k;
869                 break;
870         case VF_CL_VIEWANGLES_Z:
871                 cl.viewangles[2] = k;
872                 break;
873         case VF_PERSPECTIVE:
874                 r_refdef.view.useperspective = k != 0;
875                 break;
876         case VF_CLEARSCREEN:
877                 r_refdef.view.isoverlay = !k;
878                 break;
879         default:
880                 PRVM_G_FLOAT(OFS_RETURN) = 0;
881                 VM_Warning("VM_CL_R_SetView : unknown parm %i\n", c);
882                 return;
883         }
884         PRVM_G_FLOAT(OFS_RETURN) = 1;
885 }
886
887 //#305 void(vector org, float radius, vector lightcolours[, float style, string cubemapname, float pflags]) adddynamiclight (EXT_CSQC)
888 void VM_CL_R_AddDynamicLight (void)
889 {
890         double t = Sys_DoubleTime();
891         vec_t *org;
892         float radius = 300;
893         vec_t *col;
894         int style = -1;
895         const char *cubemapname = NULL;
896         int pflags = PFLAGS_CORONA | PFLAGS_FULLDYNAMIC;
897         float coronaintensity = 1;
898         float coronasizescale = 0.25;
899         qboolean castshadow = true;
900         float ambientscale = 0;
901         float diffusescale = 1;
902         float specularscale = 1;
903         matrix4x4_t matrix;
904         vec3_t forward, left, up;
905         VM_SAFEPARMCOUNTRANGE(3, 8, VM_CL_R_AddDynamicLight);
906
907         // if we've run out of dlights, just return
908         if (r_refdef.scene.numlights >= MAX_DLIGHTS)
909                 return;
910
911         org = PRVM_G_VECTOR(OFS_PARM0);
912         radius = PRVM_G_FLOAT(OFS_PARM1);
913         col = PRVM_G_VECTOR(OFS_PARM2);
914         if (prog->argc >= 4)
915         {
916                 style = (int)PRVM_G_FLOAT(OFS_PARM3);
917                 if (style >= MAX_LIGHTSTYLES)
918                 {
919                         Con_DPrintf("VM_CL_R_AddDynamicLight: out of bounds lightstyle index %i\n", style);
920                         style = -1;
921                 }
922         }
923         if (prog->argc >= 5)
924                 cubemapname = PRVM_G_STRING(OFS_PARM4);
925         if (prog->argc >= 6)
926                 pflags = (int)PRVM_G_FLOAT(OFS_PARM5);
927         coronaintensity = (pflags & PFLAGS_CORONA) != 0;
928         castshadow = (pflags & PFLAGS_NOSHADOW) == 0;
929
930         VectorScale(prog->globals.client->v_forward, radius, forward);
931         VectorScale(prog->globals.client->v_right, -radius, left);
932         VectorScale(prog->globals.client->v_up, radius, up);
933         Matrix4x4_FromVectors(&matrix, forward, left, up, org);
934
935         R_RTLight_Update(&r_refdef.scene.templights[r_refdef.scene.numlights], false, &matrix, col, style, cubemapname, castshadow, coronaintensity, coronasizescale, ambientscale, diffusescale, specularscale, LIGHTFLAG_NORMALMODE | LIGHTFLAG_REALTIMEMODE);
936         r_refdef.scene.lights[r_refdef.scene.numlights] = &r_refdef.scene.templights[r_refdef.scene.numlights++];
937         prog->functions[prog->funcoffsets.CSQC_UpdateView].totaltime -= Sys_DoubleTime() - t;
938 }
939
940 //============================================================================
941
942 //#310 vector (vector v) cs_unproject (EXT_CSQC)
943 static void VM_CL_unproject (void)
944 {
945         float   *f;
946         vec3_t  temp;
947
948         VM_SAFEPARMCOUNT(1, VM_CL_unproject);
949         f = PRVM_G_VECTOR(OFS_PARM0);
950         if(v_flipped.integer)
951                 f[0] = (2 * r_refdef.view.x + r_refdef.view.width) * (vid_conwidth.integer / (float) vid.width) - f[0];
952         VectorSet(temp,
953                 f[2],
954                 (-1.0 + 2.0 * (f[0] / (vid_conwidth.integer / (float) vid.width) - r_refdef.view.x) / r_refdef.view.width) * f[2] * -r_refdef.view.frustum_x,
955                 (-1.0 + 2.0 * (f[1] / (vid_conheight.integer / (float) vid.height) - r_refdef.view.y) / r_refdef.view.height) * f[2] * -r_refdef.view.frustum_y);
956         Matrix4x4_Transform(&r_refdef.view.matrix, temp, PRVM_G_VECTOR(OFS_RETURN));
957 }
958
959 //#311 vector (vector v) cs_project (EXT_CSQC)
960 static void VM_CL_project (void)
961 {
962         float   *f;
963         vec3_t  v;
964         matrix4x4_t m;
965
966         VM_SAFEPARMCOUNT(1, VM_CL_project);
967         f = PRVM_G_VECTOR(OFS_PARM0);
968         Matrix4x4_Invert_Simple(&m, &r_refdef.view.matrix);
969         Matrix4x4_Transform(&m, f, v);
970         if(v_flipped.integer)
971                 v[1] = -v[1];
972         VectorSet(PRVM_G_VECTOR(OFS_RETURN),
973                 (vid_conwidth.integer / (float) vid.width) * (r_refdef.view.x + r_refdef.view.width*0.5*(1.0+v[1]/v[0]/-r_refdef.view.frustum_x)),
974                 (vid_conheight.integer / (float) vid.height) * (r_refdef.view.y + r_refdef.view.height*0.5*(1.0+v[2]/v[0]/-r_refdef.view.frustum_y)),
975                 v[0]);
976 }
977
978 //#330 float(float stnum) getstatf (EXT_CSQC)
979 static void VM_CL_getstatf (void)
980 {
981         int i;
982         union
983         {
984                 float f;
985                 int l;
986         }dat;
987         VM_SAFEPARMCOUNT(1, VM_CL_getstatf);
988         i = (int)PRVM_G_FLOAT(OFS_PARM0);
989         if(i < 0 || i >= MAX_CL_STATS)
990         {
991                 VM_Warning("VM_CL_getstatf: index>=MAX_CL_STATS or index<0\n");
992                 return;
993         }
994         dat.l = cl.stats[i];
995         PRVM_G_FLOAT(OFS_RETURN) =  dat.f;
996 }
997
998 //#331 float(float stnum) getstati (EXT_CSQC)
999 static void VM_CL_getstati (void)
1000 {
1001         int i, index;
1002         int firstbit, bitcount;
1003
1004         VM_SAFEPARMCOUNTRANGE(1, 3, VM_CL_getstati);
1005
1006         index = (int)PRVM_G_FLOAT(OFS_PARM0);
1007         if (prog->argc > 1)
1008         {
1009                 firstbit = (int)PRVM_G_FLOAT(OFS_PARM1);
1010                 if (prog->argc > 2)
1011                         bitcount = (int)PRVM_G_FLOAT(OFS_PARM2);
1012                 else
1013                         bitcount = 1;
1014         }
1015         else
1016         {
1017                 firstbit = 0;
1018                 bitcount = 32;
1019         }
1020
1021         if(index < 0 || index >= MAX_CL_STATS)
1022         {
1023                 VM_Warning("VM_CL_getstati: index>=MAX_CL_STATS or index<0\n");
1024                 return;
1025         }
1026         i = cl.stats[index];
1027         if (bitcount != 32)     //32 causes the mask to overflow, so there's nothing to subtract from.
1028                 i = (((unsigned int)i)&(((1<<bitcount)-1)<<firstbit))>>firstbit;
1029         PRVM_G_FLOAT(OFS_RETURN) = i;
1030 }
1031
1032 //#332 string(float firststnum) getstats (EXT_CSQC)
1033 static void VM_CL_getstats (void)
1034 {
1035         int i;
1036         char t[17];
1037         VM_SAFEPARMCOUNT(1, VM_CL_getstats);
1038         i = (int)PRVM_G_FLOAT(OFS_PARM0);
1039         if(i < 0 || i > MAX_CL_STATS-4)
1040         {
1041                 PRVM_G_INT(OFS_RETURN) = OFS_NULL;
1042                 VM_Warning("VM_CL_getstats: index>MAX_CL_STATS-4 or index<0\n");
1043                 return;
1044         }
1045         strlcpy(t, (char*)&cl.stats[i], sizeof(t));
1046         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(t);
1047 }
1048
1049 //#333 void(entity e, float mdlindex) setmodelindex (EXT_CSQC)
1050 static void VM_CL_setmodelindex (void)
1051 {
1052         int                             i;
1053         prvm_edict_t    *t;
1054         struct model_s  *model;
1055
1056         VM_SAFEPARMCOUNT(2, VM_CL_setmodelindex);
1057
1058         t = PRVM_G_EDICT(OFS_PARM0);
1059
1060         i = (int)PRVM_G_FLOAT(OFS_PARM1);
1061
1062         t->fields.client->model = 0;
1063         t->fields.client->modelindex = 0;
1064
1065         if (!i)
1066                 return;
1067
1068         model = CL_GetModelByIndex(i);
1069         if (!model)
1070         {
1071                 VM_Warning("VM_CL_setmodelindex: null model\n");
1072                 return;
1073         }
1074         t->fields.client->model = PRVM_SetEngineString(model->name);
1075         t->fields.client->modelindex = i;
1076
1077         // TODO: check if this breaks needed consistency and maybe add a cvar for it too?? [1/10/2008 Black]
1078         if (model)
1079         {
1080                 SetMinMaxSize (t, model->normalmins, model->normalmaxs);
1081         }
1082         else
1083                 SetMinMaxSize (t, vec3_origin, vec3_origin);
1084 }
1085
1086 //#334 string(float mdlindex) modelnameforindex (EXT_CSQC)
1087 static void VM_CL_modelnameforindex (void)
1088 {
1089         dp_model_t *model;
1090
1091         VM_SAFEPARMCOUNT(1, VM_CL_modelnameforindex);
1092
1093         PRVM_G_INT(OFS_RETURN) = OFS_NULL;
1094         model = CL_GetModelByIndex((int)PRVM_G_FLOAT(OFS_PARM0));
1095         PRVM_G_INT(OFS_RETURN) = model ? PRVM_SetEngineString(model->name) : 0;
1096 }
1097
1098 //#335 float(string effectname) particleeffectnum (EXT_CSQC)
1099 static void VM_CL_particleeffectnum (void)
1100 {
1101         int                     i;
1102         VM_SAFEPARMCOUNT(1, VM_CL_particleeffectnum);
1103         i = CL_ParticleEffectIndexForName(PRVM_G_STRING(OFS_PARM0));
1104         if (i == 0)
1105                 i = -1;
1106         PRVM_G_FLOAT(OFS_RETURN) = i;
1107 }
1108
1109 // #336 void(entity ent, float effectnum, vector start, vector end[, float color]) trailparticles (EXT_CSQC)
1110 static void VM_CL_trailparticles (void)
1111 {
1112         int                             i;
1113         float                   *start, *end;
1114         prvm_edict_t    *t;
1115         VM_SAFEPARMCOUNTRANGE(4, 5, VM_CL_trailparticles);
1116
1117         t = PRVM_G_EDICT(OFS_PARM0);
1118         i               = (int)PRVM_G_FLOAT(OFS_PARM1);
1119         start   = PRVM_G_VECTOR(OFS_PARM2);
1120         end             = PRVM_G_VECTOR(OFS_PARM3);
1121
1122         if (i < 0)
1123                 return;
1124         CL_ParticleEffect(i, VectorDistance(start, end), start, end, t->fields.client->velocity, t->fields.client->velocity, NULL, prog->argc >= 5 ? (int)PRVM_G_FLOAT(OFS_PARM4) : 0);
1125 }
1126
1127 //#337 void(float effectnum, vector origin, vector dir, float count[, float color]) pointparticles (EXT_CSQC)
1128 static void VM_CL_pointparticles (void)
1129 {
1130         int                     i, n;
1131         float           *f, *v;
1132         VM_SAFEPARMCOUNTRANGE(4, 5, VM_CL_pointparticles);
1133         i = (int)PRVM_G_FLOAT(OFS_PARM0);
1134         f = PRVM_G_VECTOR(OFS_PARM1);
1135         v = PRVM_G_VECTOR(OFS_PARM2);
1136         n = (int)PRVM_G_FLOAT(OFS_PARM3);
1137         if (i < 0)
1138                 return;
1139         CL_ParticleEffect(i, n, f, f, v, v, NULL, prog->argc >= 5 ? (int)PRVM_G_FLOAT(OFS_PARM4) : 0);
1140 }
1141
1142 //#342 string(float keynum) getkeybind (EXT_CSQC)
1143 static void VM_CL_getkeybind (void)
1144 {
1145         VM_SAFEPARMCOUNT(1, VM_CL_getkeybind);
1146         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(Key_GetBind((int)PRVM_G_FLOAT(OFS_PARM0)));
1147 }
1148
1149 //#343 void(float usecursor) setcursormode (EXT_CSQC)
1150 static void VM_CL_setcursormode (void)
1151 {
1152         VM_SAFEPARMCOUNT(1, VM_CL_setcursormode);
1153         cl.csqc_wantsmousemove = PRVM_G_FLOAT(OFS_PARM0) != 0;
1154         cl_ignoremousemoves = 2;
1155 }
1156
1157 //#344 vector() getmousepos (EXT_CSQC)
1158 static void VM_CL_getmousepos(void)
1159 {
1160         VM_SAFEPARMCOUNT(0,VM_CL_getmousepos);
1161
1162         if (key_consoleactive || key_dest != key_game)
1163                 VectorSet(PRVM_G_VECTOR(OFS_RETURN), 0, 0, 0);
1164         else if (cl.csqc_wantsmousemove)
1165                 VectorSet(PRVM_G_VECTOR(OFS_RETURN), in_windowmouse_x * vid_conwidth.integer / vid.width, in_windowmouse_y * vid_conheight.integer / vid.height, 0);
1166         else
1167                 VectorSet(PRVM_G_VECTOR(OFS_RETURN), in_mouse_x * vid_conwidth.integer / vid.width, in_mouse_y * vid_conheight.integer / vid.height, 0);
1168 }
1169
1170 //#345 float(float framenum) getinputstate (EXT_CSQC)
1171 static void VM_CL_getinputstate (void)
1172 {
1173         int i, frame;
1174         VM_SAFEPARMCOUNT(1, VM_CL_getinputstate);
1175         frame = (int)PRVM_G_FLOAT(OFS_PARM0);
1176         PRVM_G_FLOAT(OFS_RETURN) = false;
1177         for (i = 0;i < CL_MAX_USERCMDS;i++)
1178         {
1179                 if (cl.movecmd[i].sequence == frame)
1180                 {
1181                         VectorCopy(cl.movecmd[i].viewangles, prog->globals.client->input_angles);
1182                         prog->globals.client->input_buttons = cl.movecmd[i].buttons; // FIXME: this should not be directly exposed to csqc (translation layer needed?)
1183                         prog->globals.client->input_movevalues[0] = cl.movecmd[i].forwardmove;
1184                         prog->globals.client->input_movevalues[1] = cl.movecmd[i].sidemove;
1185                         prog->globals.client->input_movevalues[2] = cl.movecmd[i].upmove;
1186                         prog->globals.client->input_timelength = cl.movecmd[i].frametime;
1187                         if(cl.movecmd[i].crouch)
1188                         {
1189                                 VectorCopy(cl.playercrouchmins, prog->globals.client->pmove_mins);
1190                                 VectorCopy(cl.playercrouchmaxs, prog->globals.client->pmove_maxs);
1191                         }
1192                         else
1193                         {
1194                                 VectorCopy(cl.playerstandmins, prog->globals.client->pmove_mins);
1195                                 VectorCopy(cl.playerstandmaxs, prog->globals.client->pmove_maxs);
1196                         }
1197                         PRVM_G_FLOAT(OFS_RETURN) = true;
1198                 }
1199         }
1200 }
1201
1202 //#346 void(float sens) setsensitivityscaler (EXT_CSQC)
1203 static void VM_CL_setsensitivityscale (void)
1204 {
1205         VM_SAFEPARMCOUNT(1, VM_CL_setsensitivityscale);
1206         cl.sensitivityscale = PRVM_G_FLOAT(OFS_PARM0);
1207 }
1208
1209 //#347 void() runstandardplayerphysics (EXT_CSQC)
1210 static void VM_CL_runplayerphysics (void)
1211 {
1212 }
1213
1214 //#348 string(float playernum, string keyname) getplayerkeyvalue (EXT_CSQC)
1215 static void VM_CL_getplayerkey (void)
1216 {
1217         int                     i;
1218         char            t[128];
1219         const char      *c;
1220
1221         VM_SAFEPARMCOUNT(2, VM_CL_getplayerkey);
1222
1223         i = (int)PRVM_G_FLOAT(OFS_PARM0);
1224         c = PRVM_G_STRING(OFS_PARM1);
1225         PRVM_G_INT(OFS_RETURN) = OFS_NULL;
1226         Sbar_SortFrags();
1227
1228         if (i < 0)
1229                 i = Sbar_GetSortedPlayerIndex(-1-i);
1230         if(i < 0 || i >= cl.maxclients)
1231                 return;
1232
1233         t[0] = 0;
1234
1235         if(!strcasecmp(c, "name"))
1236                 strlcpy(t, cl.scores[i].name, sizeof(t));
1237         else
1238                 if(!strcasecmp(c, "frags"))
1239                         dpsnprintf(t, sizeof(t), "%i", cl.scores[i].frags);
1240         else
1241                 if(!strcasecmp(c, "ping"))
1242                         dpsnprintf(t, sizeof(t), "%i", cl.scores[i].qw_ping);
1243         else
1244                 if(!strcasecmp(c, "pl"))
1245                         dpsnprintf(t, sizeof(t), "%i", cl.scores[i].qw_packetloss);
1246         else
1247                 if(!strcasecmp(c, "entertime"))
1248                         dpsnprintf(t, sizeof(t), "%f", cl.scores[i].qw_entertime);
1249         else
1250                 if(!strcasecmp(c, "colors"))
1251                         dpsnprintf(t, sizeof(t), "%i", cl.scores[i].colors);
1252         else
1253                 if(!strcasecmp(c, "topcolor"))
1254                         dpsnprintf(t, sizeof(t), "%i", cl.scores[i].colors & 0xf0);
1255         else
1256                 if(!strcasecmp(c, "bottomcolor"))
1257                         dpsnprintf(t, sizeof(t), "%i", (cl.scores[i].colors &15)<<4);
1258         else
1259                 if(!strcasecmp(c, "viewentity"))
1260                         dpsnprintf(t, sizeof(t), "%i", i+1);
1261         if(!t[0])
1262                 return;
1263         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(t);
1264 }
1265
1266 //#349 float() isdemo (EXT_CSQC)
1267 static void VM_CL_isdemo (void)
1268 {
1269         VM_SAFEPARMCOUNT(0, VM_CL_isdemo);
1270         PRVM_G_FLOAT(OFS_RETURN) = cls.demoplayback;
1271 }
1272
1273 //#351 void(vector origin, vector forward, vector right, vector up) SetListener (EXT_CSQC)
1274 static void VM_CL_setlistener (void)
1275 {
1276         VM_SAFEPARMCOUNT(4, VM_CL_setlistener);
1277         Matrix4x4_FromVectors(&cl.csqc_listenermatrix, PRVM_G_VECTOR(OFS_PARM1), PRVM_G_VECTOR(OFS_PARM2), PRVM_G_VECTOR(OFS_PARM3), PRVM_G_VECTOR(OFS_PARM0));
1278         cl.csqc_usecsqclistener = true; //use csqc listener at this frame
1279 }
1280
1281 //#352 void(string cmdname) registercommand (EXT_CSQC)
1282 static void VM_CL_registercmd (void)
1283 {
1284         char *t;
1285         VM_SAFEPARMCOUNT(1, VM_CL_registercmd);
1286         if(!Cmd_Exists(PRVM_G_STRING(OFS_PARM0)))
1287         {
1288                 size_t alloclen;
1289
1290                 alloclen = strlen(PRVM_G_STRING(OFS_PARM0)) + 1;
1291                 t = (char *)Z_Malloc(alloclen);
1292                 memcpy(t, PRVM_G_STRING(OFS_PARM0), alloclen);
1293                 Cmd_AddCommand(t, NULL, "console command created by QuakeC");
1294         }
1295         else
1296                 Cmd_AddCommand(PRVM_G_STRING(OFS_PARM0), NULL, "console command created by QuakeC");
1297
1298 }
1299
1300 //#360 float() readbyte (EXT_CSQC)
1301 static void VM_CL_ReadByte (void)
1302 {
1303         VM_SAFEPARMCOUNT(0, VM_CL_ReadByte);
1304         PRVM_G_FLOAT(OFS_RETURN) = MSG_ReadByte();
1305 }
1306
1307 //#361 float() readchar (EXT_CSQC)
1308 static void VM_CL_ReadChar (void)
1309 {
1310         VM_SAFEPARMCOUNT(0, VM_CL_ReadChar);
1311         PRVM_G_FLOAT(OFS_RETURN) = MSG_ReadChar();
1312 }
1313
1314 //#362 float() readshort (EXT_CSQC)
1315 static void VM_CL_ReadShort (void)
1316 {
1317         VM_SAFEPARMCOUNT(0, VM_CL_ReadShort);
1318         PRVM_G_FLOAT(OFS_RETURN) = MSG_ReadShort();
1319 }
1320
1321 //#363 float() readlong (EXT_CSQC)
1322 static void VM_CL_ReadLong (void)
1323 {
1324         VM_SAFEPARMCOUNT(0, VM_CL_ReadLong);
1325         PRVM_G_FLOAT(OFS_RETURN) = MSG_ReadLong();
1326 }
1327
1328 //#364 float() readcoord (EXT_CSQC)
1329 static void VM_CL_ReadCoord (void)
1330 {
1331         VM_SAFEPARMCOUNT(0, VM_CL_ReadCoord);
1332         PRVM_G_FLOAT(OFS_RETURN) = MSG_ReadCoord(cls.protocol);
1333 }
1334
1335 //#365 float() readangle (EXT_CSQC)
1336 static void VM_CL_ReadAngle (void)
1337 {
1338         VM_SAFEPARMCOUNT(0, VM_CL_ReadAngle);
1339         PRVM_G_FLOAT(OFS_RETURN) = MSG_ReadAngle(cls.protocol);
1340 }
1341
1342 //#366 string() readstring (EXT_CSQC)
1343 static void VM_CL_ReadString (void)
1344 {
1345         VM_SAFEPARMCOUNT(0, VM_CL_ReadString);
1346         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(MSG_ReadString());
1347 }
1348
1349 //#367 float() readfloat (EXT_CSQC)
1350 static void VM_CL_ReadFloat (void)
1351 {
1352         VM_SAFEPARMCOUNT(0, VM_CL_ReadFloat);
1353         PRVM_G_FLOAT(OFS_RETURN) = MSG_ReadFloat();
1354 }
1355
1356 //#501 string() readpicture (DP_CSQC_READWRITEPICTURE)
1357 extern cvar_t cl_readpicture_force;
1358 static void VM_CL_ReadPicture (void)
1359 {
1360         const char *name;
1361         unsigned char *data;
1362         unsigned char *buf;
1363         int size;
1364         int i;
1365         cachepic_t *pic;
1366
1367         VM_SAFEPARMCOUNT(0, VM_CL_ReadPicture);
1368
1369         name = MSG_ReadString();
1370         size = MSG_ReadShort();
1371
1372         // check if a texture of that name exists
1373         // if yes, it is used and the data is discarded
1374         // if not, the (low quality) data is used to build a new texture, whose name will get returned
1375
1376         pic = Draw_CachePic_Flags (name, CACHEPICFLAG_NOTPERSISTENT);
1377
1378         if(size)
1379         {
1380                 if(pic->tex == r_texture_notexture)
1381                         pic->tex = NULL; // don't overwrite the notexture by Draw_NewPic
1382                 if(pic->tex && !cl_readpicture_force.integer)
1383                 {
1384                         // texture found and loaded
1385                         // skip over the jpeg as we don't need it
1386                         for(i = 0; i < size; ++i)
1387                                 MSG_ReadByte();
1388                 }
1389                 else
1390                 {
1391                         // texture not found
1392                         // use the attached jpeg as texture
1393                         buf = (unsigned char *) Mem_Alloc(tempmempool, size);
1394                         MSG_ReadBytes(size, buf);
1395                         data = JPEG_LoadImage_BGRA(buf, size);
1396                         Mem_Free(buf);
1397                         Draw_NewPic(name, image_width, image_height, false, data);
1398                         Mem_Free(data);
1399                 }
1400         }
1401
1402         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(name);
1403 }
1404
1405 //////////////////////////////////////////////////////////
1406
1407 static void VM_CL_makestatic (void)
1408 {
1409         prvm_edict_t *ent;
1410
1411         VM_SAFEPARMCOUNT(1, VM_CL_makestatic);
1412
1413         ent = PRVM_G_EDICT(OFS_PARM0);
1414         if (ent == prog->edicts)
1415         {
1416                 VM_Warning("makestatic: can not modify world entity\n");
1417                 return;
1418         }
1419         if (ent->priv.server->free)
1420         {
1421                 VM_Warning("makestatic: can not modify free entity\n");
1422                 return;
1423         }
1424
1425         if (cl.num_static_entities < cl.max_static_entities)
1426         {
1427                 int renderflags;
1428                 prvm_eval_t *val;
1429                 entity_t *staticent = &cl.static_entities[cl.num_static_entities++];
1430
1431                 // copy it to the current state
1432                 memset(staticent, 0, sizeof(*staticent));
1433                 staticent->render.model = CL_GetModelByIndex((int)ent->fields.client->modelindex);
1434                 staticent->render.framegroupblend[0].frame = (int)ent->fields.client->frame;
1435                 staticent->render.framegroupblend[0].lerp = 1;
1436                 // make torchs play out of sync
1437                 staticent->render.framegroupblend[0].start = lhrandom(-10, -1);
1438                 staticent->render.skinnum = (int)ent->fields.client->skin;
1439                 staticent->render.effects = (int)ent->fields.client->effects;
1440                 staticent->render.alpha = 1;
1441                 if ((val = PRVM_EDICTFIELDVALUE(ent, prog->fieldoffsets.alpha)) && val->_float) staticent->render.alpha = val->_float;
1442                 staticent->render.scale = 1;
1443                 if ((val = PRVM_EDICTFIELDVALUE(ent, prog->fieldoffsets.scale)) && val->_float) staticent->render.scale = val->_float;
1444                 if ((val = PRVM_EDICTFIELDVALUE(ent, prog->fieldoffsets.colormod)) && VectorLength2(val->vector)) VectorCopy(val->vector, staticent->render.colormod);
1445
1446                 renderflags = 0;
1447                 if ((val = PRVM_EDICTFIELDVALUE(ent, prog->fieldoffsets.renderflags)) && val->_float) renderflags = (int)val->_float;
1448                 if (renderflags & RF_USEAXIS)
1449                 {
1450                         vec3_t left;
1451                         VectorNegate(prog->globals.client->v_right, left);
1452                         Matrix4x4_FromVectors(&staticent->render.matrix, prog->globals.client->v_forward, left, prog->globals.client->v_up, ent->fields.client->origin);
1453                         Matrix4x4_Scale(&staticent->render.matrix, staticent->render.scale, 1);
1454                 }
1455                 else
1456                         Matrix4x4_CreateFromQuakeEntity(&staticent->render.matrix, ent->fields.client->origin[0], ent->fields.client->origin[1], ent->fields.client->origin[2], ent->fields.client->angles[0], ent->fields.client->angles[1], ent->fields.client->angles[2], staticent->render.scale);
1457
1458                 // either fullbright or lit
1459                 if (!(staticent->render.effects & EF_FULLBRIGHT) && !r_fullbright.integer)
1460                         staticent->render.flags |= RENDER_LIGHT;
1461                 // turn off shadows from transparent objects
1462                 if (!(staticent->render.effects & (EF_NOSHADOW | EF_ADDITIVE | EF_NODEPTHTEST)) && (staticent->render.alpha >= 1))
1463                         staticent->render.flags |= RENDER_SHADOW;
1464
1465                 CL_UpdateRenderEntity(&staticent->render);
1466         }
1467         else
1468                 Con_Printf("Too many static entities");
1469
1470 // throw the entity away now
1471         PRVM_ED_Free (ent);
1472 }
1473
1474 //=================================================================//
1475
1476 /*
1477 =================
1478 VM_CL_copyentity
1479
1480 copies data from one entity to another
1481
1482 copyentity(src, dst)
1483 =================
1484 */
1485 static void VM_CL_copyentity (void)
1486 {
1487         prvm_edict_t *in, *out;
1488         VM_SAFEPARMCOUNT(2, VM_CL_copyentity);
1489         in = PRVM_G_EDICT(OFS_PARM0);
1490         if (in == prog->edicts)
1491         {
1492                 VM_Warning("copyentity: can not read world entity\n");
1493                 return;
1494         }
1495         if (in->priv.server->free)
1496         {
1497                 VM_Warning("copyentity: can not read free entity\n");
1498                 return;
1499         }
1500         out = PRVM_G_EDICT(OFS_PARM1);
1501         if (out == prog->edicts)
1502         {
1503                 VM_Warning("copyentity: can not modify world entity\n");
1504                 return;
1505         }
1506         if (out->priv.server->free)
1507         {
1508                 VM_Warning("copyentity: can not modify free entity\n");
1509                 return;
1510         }
1511         memcpy(out->fields.vp, in->fields.vp, prog->progs->entityfields * 4);
1512         CL_LinkEdict(out);
1513 }
1514
1515 //=================================================================//
1516
1517 // #404 void(vector org, string modelname, float startframe, float endframe, float framerate) effect (DP_SV_EFFECT)
1518 static void VM_CL_effect (void)
1519 {
1520         VM_SAFEPARMCOUNT(5, VM_CL_effect);
1521         CL_Effect(PRVM_G_VECTOR(OFS_PARM0), (int)PRVM_G_FLOAT(OFS_PARM1), (int)PRVM_G_FLOAT(OFS_PARM2), (int)PRVM_G_FLOAT(OFS_PARM3), PRVM_G_FLOAT(OFS_PARM4));
1522 }
1523
1524 // #405 void(vector org, vector velocity, float howmany) te_blood (DP_TE_BLOOD)
1525 static void VM_CL_te_blood (void)
1526 {
1527         float   *pos;
1528         vec3_t  pos2;
1529         VM_SAFEPARMCOUNT(3, VM_CL_te_blood);
1530         if (PRVM_G_FLOAT(OFS_PARM2) < 1)
1531                 return;
1532         pos = PRVM_G_VECTOR(OFS_PARM0);
1533         CL_FindNonSolidLocation(pos, pos2, 4);
1534         CL_ParticleEffect(EFFECT_TE_BLOOD, PRVM_G_FLOAT(OFS_PARM2), pos2, pos2, PRVM_G_VECTOR(OFS_PARM1), PRVM_G_VECTOR(OFS_PARM1), NULL, 0);
1535 }
1536
1537 // #406 void(vector mincorner, vector maxcorner, float explosionspeed, float howmany) te_bloodshower (DP_TE_BLOODSHOWER)
1538 static void VM_CL_te_bloodshower (void)
1539 {
1540         vec_t speed;
1541         vec3_t vel1, vel2;
1542         VM_SAFEPARMCOUNT(4, VM_CL_te_bloodshower);
1543         if (PRVM_G_FLOAT(OFS_PARM3) < 1)
1544                 return;
1545         speed = PRVM_G_FLOAT(OFS_PARM2);
1546         vel1[0] = -speed;
1547         vel1[1] = -speed;
1548         vel1[2] = -speed;
1549         vel2[0] = speed;
1550         vel2[1] = speed;
1551         vel2[2] = speed;
1552         CL_ParticleEffect(EFFECT_TE_BLOOD, PRVM_G_FLOAT(OFS_PARM3), PRVM_G_VECTOR(OFS_PARM0), PRVM_G_VECTOR(OFS_PARM1), vel1, vel2, NULL, 0);
1553 }
1554
1555 // #407 void(vector org, vector color) te_explosionrgb (DP_TE_EXPLOSIONRGB)
1556 static void VM_CL_te_explosionrgb (void)
1557 {
1558         float           *pos;
1559         vec3_t          pos2;
1560         matrix4x4_t     tempmatrix;
1561         VM_SAFEPARMCOUNT(2, VM_CL_te_explosionrgb);
1562         pos = PRVM_G_VECTOR(OFS_PARM0);
1563         CL_FindNonSolidLocation(pos, pos2, 10);
1564         CL_ParticleExplosion(pos2);
1565         Matrix4x4_CreateTranslate(&tempmatrix, pos2[0], pos2[1], pos2[2]);
1566         CL_AllocLightFlash(NULL, &tempmatrix, 350, PRVM_G_VECTOR(OFS_PARM1)[0], PRVM_G_VECTOR(OFS_PARM1)[1], PRVM_G_VECTOR(OFS_PARM1)[2], 700, 0.5, 0, -1, true, 1, 0.25, 0.25, 1, 1, LIGHTFLAG_NORMALMODE | LIGHTFLAG_REALTIMEMODE);
1567 }
1568
1569 // #408 void(vector mincorner, vector maxcorner, vector vel, float howmany, float color, float gravityflag, float randomveljitter) te_particlecube (DP_TE_PARTICLECUBE)
1570 static void VM_CL_te_particlecube (void)
1571 {
1572         VM_SAFEPARMCOUNT(7, VM_CL_te_particlecube);
1573         CL_ParticleCube(PRVM_G_VECTOR(OFS_PARM0), PRVM_G_VECTOR(OFS_PARM1), PRVM_G_VECTOR(OFS_PARM2), (int)PRVM_G_FLOAT(OFS_PARM3), (int)PRVM_G_FLOAT(OFS_PARM4), PRVM_G_FLOAT(OFS_PARM5), PRVM_G_FLOAT(OFS_PARM6));
1574 }
1575
1576 // #409 void(vector mincorner, vector maxcorner, vector vel, float howmany, float color) te_particlerain (DP_TE_PARTICLERAIN)
1577 static void VM_CL_te_particlerain (void)
1578 {
1579         VM_SAFEPARMCOUNT(5, VM_CL_te_particlerain);
1580         CL_ParticleRain(PRVM_G_VECTOR(OFS_PARM0), PRVM_G_VECTOR(OFS_PARM1), PRVM_G_VECTOR(OFS_PARM2), (int)PRVM_G_FLOAT(OFS_PARM3), (int)PRVM_G_FLOAT(OFS_PARM4), 0);
1581 }
1582
1583 // #410 void(vector mincorner, vector maxcorner, vector vel, float howmany, float color) te_particlesnow (DP_TE_PARTICLESNOW)
1584 static void VM_CL_te_particlesnow (void)
1585 {
1586         VM_SAFEPARMCOUNT(5, VM_CL_te_particlesnow);
1587         CL_ParticleRain(PRVM_G_VECTOR(OFS_PARM0), PRVM_G_VECTOR(OFS_PARM1), PRVM_G_VECTOR(OFS_PARM2), (int)PRVM_G_FLOAT(OFS_PARM3), (int)PRVM_G_FLOAT(OFS_PARM4), 1);
1588 }
1589
1590 // #411 void(vector org, vector vel, float howmany) te_spark
1591 static void VM_CL_te_spark (void)
1592 {
1593         float           *pos;
1594         vec3_t          pos2;
1595         VM_SAFEPARMCOUNT(3, VM_CL_te_spark);
1596
1597         pos = PRVM_G_VECTOR(OFS_PARM0);
1598         CL_FindNonSolidLocation(pos, pos2, 4);
1599         CL_ParticleEffect(EFFECT_TE_SPARK, PRVM_G_FLOAT(OFS_PARM2), pos2, pos2, PRVM_G_VECTOR(OFS_PARM1), PRVM_G_VECTOR(OFS_PARM1), NULL, 0);
1600 }
1601
1602 extern cvar_t cl_sound_ric_gunshot;
1603 // #412 void(vector org) te_gunshotquad (DP_QUADEFFECTS1)
1604 static void VM_CL_te_gunshotquad (void)
1605 {
1606         float           *pos;
1607         vec3_t          pos2;
1608         int                     rnd;
1609         VM_SAFEPARMCOUNT(1, VM_CL_te_gunshotquad);
1610
1611         pos = PRVM_G_VECTOR(OFS_PARM0);
1612         CL_FindNonSolidLocation(pos, pos2, 4);
1613         CL_ParticleEffect(EFFECT_TE_GUNSHOTQUAD, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
1614         if(cl_sound_ric_gunshot.integer >= 2)
1615         {
1616                 if (rand() % 5)                 S_StartSound(-1, 0, cl.sfx_tink1, pos2, 1, 1);
1617                 else
1618                 {
1619                         rnd = rand() & 3;
1620                         if (rnd == 1)           S_StartSound(-1, 0, cl.sfx_ric1, pos2, 1, 1);
1621                         else if (rnd == 2)      S_StartSound(-1, 0, cl.sfx_ric2, pos2, 1, 1);
1622                         else                            S_StartSound(-1, 0, cl.sfx_ric3, pos2, 1, 1);
1623                 }
1624         }
1625 }
1626
1627 // #413 void(vector org) te_spikequad (DP_QUADEFFECTS1)
1628 static void VM_CL_te_spikequad (void)
1629 {
1630         float           *pos;
1631         vec3_t          pos2;
1632         int                     rnd;
1633         VM_SAFEPARMCOUNT(1, VM_CL_te_spikequad);
1634
1635         pos = PRVM_G_VECTOR(OFS_PARM0);
1636         CL_FindNonSolidLocation(pos, pos2, 4);
1637         CL_ParticleEffect(EFFECT_TE_SPIKEQUAD, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
1638         if (rand() % 5)                 S_StartSound(-1, 0, cl.sfx_tink1, pos2, 1, 1);
1639         else
1640         {
1641                 rnd = rand() & 3;
1642                 if (rnd == 1)           S_StartSound(-1, 0, cl.sfx_ric1, pos2, 1, 1);
1643                 else if (rnd == 2)      S_StartSound(-1, 0, cl.sfx_ric2, pos2, 1, 1);
1644                 else                            S_StartSound(-1, 0, cl.sfx_ric3, pos2, 1, 1);
1645         }
1646 }
1647
1648 // #414 void(vector org) te_superspikequad (DP_QUADEFFECTS1)
1649 static void VM_CL_te_superspikequad (void)
1650 {
1651         float           *pos;
1652         vec3_t          pos2;
1653         int                     rnd;
1654         VM_SAFEPARMCOUNT(1, VM_CL_te_superspikequad);
1655
1656         pos = PRVM_G_VECTOR(OFS_PARM0);
1657         CL_FindNonSolidLocation(pos, pos2, 4);
1658         CL_ParticleEffect(EFFECT_TE_SUPERSPIKEQUAD, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
1659         if (rand() % 5)                 S_StartSound(-1, 0, cl.sfx_tink1, pos, 1, 1);
1660         else
1661         {
1662                 rnd = rand() & 3;
1663                 if (rnd == 1)           S_StartSound(-1, 0, cl.sfx_ric1, pos2, 1, 1);
1664                 else if (rnd == 2)      S_StartSound(-1, 0, cl.sfx_ric2, pos2, 1, 1);
1665                 else                            S_StartSound(-1, 0, cl.sfx_ric3, pos2, 1, 1);
1666         }
1667 }
1668
1669 // #415 void(vector org) te_explosionquad (DP_QUADEFFECTS1)
1670 static void VM_CL_te_explosionquad (void)
1671 {
1672         float           *pos;
1673         vec3_t          pos2;
1674         VM_SAFEPARMCOUNT(1, VM_CL_te_explosionquad);
1675
1676         pos = PRVM_G_VECTOR(OFS_PARM0);
1677         CL_FindNonSolidLocation(pos, pos2, 10);
1678         CL_ParticleEffect(EFFECT_TE_EXPLOSIONQUAD, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
1679         S_StartSound(-1, 0, cl.sfx_r_exp3, pos2, 1, 1);
1680 }
1681
1682 // #416 void(vector org) te_smallflash (DP_TE_SMALLFLASH)
1683 static void VM_CL_te_smallflash (void)
1684 {
1685         float           *pos;
1686         vec3_t          pos2;
1687         VM_SAFEPARMCOUNT(1, VM_CL_te_smallflash);
1688
1689         pos = PRVM_G_VECTOR(OFS_PARM0);
1690         CL_FindNonSolidLocation(pos, pos2, 10);
1691         CL_ParticleEffect(EFFECT_TE_SMALLFLASH, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
1692 }
1693
1694 // #417 void(vector org, float radius, float lifetime, vector color) te_customflash (DP_TE_CUSTOMFLASH)
1695 static void VM_CL_te_customflash (void)
1696 {
1697         float           *pos;
1698         vec3_t          pos2;
1699         matrix4x4_t     tempmatrix;
1700         VM_SAFEPARMCOUNT(4, VM_CL_te_customflash);
1701
1702         pos = PRVM_G_VECTOR(OFS_PARM0);
1703         CL_FindNonSolidLocation(pos, pos2, 4);
1704         Matrix4x4_CreateTranslate(&tempmatrix, pos2[0], pos2[1], pos2[2]);
1705         CL_AllocLightFlash(NULL, &tempmatrix, PRVM_G_FLOAT(OFS_PARM1), PRVM_G_VECTOR(OFS_PARM3)[0], PRVM_G_VECTOR(OFS_PARM3)[1], PRVM_G_VECTOR(OFS_PARM3)[2], PRVM_G_FLOAT(OFS_PARM1) / PRVM_G_FLOAT(OFS_PARM2), PRVM_G_FLOAT(OFS_PARM2), 0, -1, true, 1, 0.25, 1, 1, 1, LIGHTFLAG_NORMALMODE | LIGHTFLAG_REALTIMEMODE);
1706 }
1707
1708 // #418 void(vector org) te_gunshot (DP_TE_STANDARDEFFECTBUILTINS)
1709 static void VM_CL_te_gunshot (void)
1710 {
1711         float           *pos;
1712         vec3_t          pos2;
1713         int                     rnd;
1714         VM_SAFEPARMCOUNT(1, VM_CL_te_gunshot);
1715
1716         pos = PRVM_G_VECTOR(OFS_PARM0);
1717         CL_FindNonSolidLocation(pos, pos2, 4);
1718         CL_ParticleEffect(EFFECT_TE_GUNSHOT, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
1719         if(cl_sound_ric_gunshot.integer == 1 || cl_sound_ric_gunshot.integer == 3)
1720         {
1721                 if (rand() % 5)                 S_StartSound(-1, 0, cl.sfx_tink1, pos2, 1, 1);
1722                 else
1723                 {
1724                         rnd = rand() & 3;
1725                         if (rnd == 1)           S_StartSound(-1, 0, cl.sfx_ric1, pos2, 1, 1);
1726                         else if (rnd == 2)      S_StartSound(-1, 0, cl.sfx_ric2, pos2, 1, 1);
1727                         else                            S_StartSound(-1, 0, cl.sfx_ric3, pos2, 1, 1);
1728                 }
1729         }
1730 }
1731
1732 // #419 void(vector org) te_spike (DP_TE_STANDARDEFFECTBUILTINS)
1733 static void VM_CL_te_spike (void)
1734 {
1735         float           *pos;
1736         vec3_t          pos2;
1737         int                     rnd;
1738         VM_SAFEPARMCOUNT(1, VM_CL_te_spike);
1739
1740         pos = PRVM_G_VECTOR(OFS_PARM0);
1741         CL_FindNonSolidLocation(pos, pos2, 4);
1742         CL_ParticleEffect(EFFECT_TE_SPIKE, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
1743         if (rand() % 5)                 S_StartSound(-1, 0, cl.sfx_tink1, pos2, 1, 1);
1744         else
1745         {
1746                 rnd = rand() & 3;
1747                 if (rnd == 1)           S_StartSound(-1, 0, cl.sfx_ric1, pos2, 1, 1);
1748                 else if (rnd == 2)      S_StartSound(-1, 0, cl.sfx_ric2, pos2, 1, 1);
1749                 else                            S_StartSound(-1, 0, cl.sfx_ric3, pos2, 1, 1);
1750         }
1751 }
1752
1753 // #420 void(vector org) te_superspike (DP_TE_STANDARDEFFECTBUILTINS)
1754 static void VM_CL_te_superspike (void)
1755 {
1756         float           *pos;
1757         vec3_t          pos2;
1758         int                     rnd;
1759         VM_SAFEPARMCOUNT(1, VM_CL_te_superspike);
1760
1761         pos = PRVM_G_VECTOR(OFS_PARM0);
1762         CL_FindNonSolidLocation(pos, pos2, 4);
1763         CL_ParticleEffect(EFFECT_TE_SUPERSPIKE, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
1764         if (rand() % 5)                 S_StartSound(-1, 0, cl.sfx_tink1, pos2, 1, 1);
1765         else
1766         {
1767                 rnd = rand() & 3;
1768                 if (rnd == 1)           S_StartSound(-1, 0, cl.sfx_ric1, pos2, 1, 1);
1769                 else if (rnd == 2)      S_StartSound(-1, 0, cl.sfx_ric2, pos2, 1, 1);
1770                 else                            S_StartSound(-1, 0, cl.sfx_ric3, pos2, 1, 1);
1771         }
1772 }
1773
1774 // #421 void(vector org) te_explosion (DP_TE_STANDARDEFFECTBUILTINS)
1775 static void VM_CL_te_explosion (void)
1776 {
1777         float           *pos;
1778         vec3_t          pos2;
1779         VM_SAFEPARMCOUNT(1, VM_CL_te_explosion);
1780
1781         pos = PRVM_G_VECTOR(OFS_PARM0);
1782         CL_FindNonSolidLocation(pos, pos2, 10);
1783         CL_ParticleEffect(EFFECT_TE_EXPLOSION, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
1784         S_StartSound(-1, 0, cl.sfx_r_exp3, pos2, 1, 1);
1785 }
1786
1787 // #422 void(vector org) te_tarexplosion (DP_TE_STANDARDEFFECTBUILTINS)
1788 static void VM_CL_te_tarexplosion (void)
1789 {
1790         float           *pos;
1791         vec3_t          pos2;
1792         VM_SAFEPARMCOUNT(1, VM_CL_te_tarexplosion);
1793
1794         pos = PRVM_G_VECTOR(OFS_PARM0);
1795         CL_FindNonSolidLocation(pos, pos2, 10);
1796         CL_ParticleEffect(EFFECT_TE_TAREXPLOSION, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
1797         S_StartSound(-1, 0, cl.sfx_r_exp3, pos2, 1, 1);
1798 }
1799
1800 // #423 void(vector org) te_wizspike (DP_TE_STANDARDEFFECTBUILTINS)
1801 static void VM_CL_te_wizspike (void)
1802 {
1803         float           *pos;
1804         vec3_t          pos2;
1805         VM_SAFEPARMCOUNT(1, VM_CL_te_wizspike);
1806
1807         pos = PRVM_G_VECTOR(OFS_PARM0);
1808         CL_FindNonSolidLocation(pos, pos2, 4);
1809         CL_ParticleEffect(EFFECT_TE_WIZSPIKE, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
1810         S_StartSound(-1, 0, cl.sfx_wizhit, pos2, 1, 1);
1811 }
1812
1813 // #424 void(vector org) te_knightspike (DP_TE_STANDARDEFFECTBUILTINS)
1814 static void VM_CL_te_knightspike (void)
1815 {
1816         float           *pos;
1817         vec3_t          pos2;
1818         VM_SAFEPARMCOUNT(1, VM_CL_te_knightspike);
1819
1820         pos = PRVM_G_VECTOR(OFS_PARM0);
1821         CL_FindNonSolidLocation(pos, pos2, 4);
1822         CL_ParticleEffect(EFFECT_TE_KNIGHTSPIKE, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
1823         S_StartSound(-1, 0, cl.sfx_knighthit, pos2, 1, 1);
1824 }
1825
1826 // #425 void(vector org) te_lavasplash (DP_TE_STANDARDEFFECTBUILTINS)
1827 static void VM_CL_te_lavasplash (void)
1828 {
1829         VM_SAFEPARMCOUNT(1, VM_CL_te_lavasplash);
1830         CL_ParticleEffect(EFFECT_TE_LAVASPLASH, 1, PRVM_G_VECTOR(OFS_PARM0), PRVM_G_VECTOR(OFS_PARM0), vec3_origin, vec3_origin, NULL, 0);
1831 }
1832
1833 // #426 void(vector org) te_teleport (DP_TE_STANDARDEFFECTBUILTINS)
1834 static void VM_CL_te_teleport (void)
1835 {
1836         VM_SAFEPARMCOUNT(1, VM_CL_te_teleport);
1837         CL_ParticleEffect(EFFECT_TE_TELEPORT, 1, PRVM_G_VECTOR(OFS_PARM0), PRVM_G_VECTOR(OFS_PARM0), vec3_origin, vec3_origin, NULL, 0);
1838 }
1839
1840 // #427 void(vector org, float colorstart, float colorlength) te_explosion2 (DP_TE_STANDARDEFFECTBUILTINS)
1841 static void VM_CL_te_explosion2 (void)
1842 {
1843         float           *pos;
1844         vec3_t          pos2, color;
1845         matrix4x4_t     tempmatrix;
1846         int                     colorStart, colorLength;
1847         unsigned char           *tempcolor;
1848         VM_SAFEPARMCOUNT(3, VM_CL_te_explosion2);
1849
1850         pos = PRVM_G_VECTOR(OFS_PARM0);
1851         colorStart = (int)PRVM_G_FLOAT(OFS_PARM1);
1852         colorLength = (int)PRVM_G_FLOAT(OFS_PARM2);
1853         CL_FindNonSolidLocation(pos, pos2, 10);
1854         CL_ParticleExplosion2(pos2, colorStart, colorLength);
1855         tempcolor = palette_rgb[(rand()%colorLength) + colorStart];
1856         color[0] = tempcolor[0] * (2.0f / 255.0f);
1857         color[1] = tempcolor[1] * (2.0f / 255.0f);
1858         color[2] = tempcolor[2] * (2.0f / 255.0f);
1859         Matrix4x4_CreateTranslate(&tempmatrix, pos2[0], pos2[1], pos2[2]);
1860         CL_AllocLightFlash(NULL, &tempmatrix, 350, color[0], color[1], color[2], 700, 0.5, 0, -1, true, 1, 0.25, 0.25, 1, 1, LIGHTFLAG_NORMALMODE | LIGHTFLAG_REALTIMEMODE);
1861         S_StartSound(-1, 0, cl.sfx_r_exp3, pos2, 1, 1);
1862 }
1863
1864
1865 // #428 void(entity own, vector start, vector end) te_lightning1 (DP_TE_STANDARDEFFECTBUILTINS)
1866 static void VM_CL_te_lightning1 (void)
1867 {
1868         VM_SAFEPARMCOUNT(3, VM_CL_te_lightning1);
1869         CL_NewBeam(PRVM_G_EDICTNUM(OFS_PARM0), PRVM_G_VECTOR(OFS_PARM1), PRVM_G_VECTOR(OFS_PARM2), cl.model_bolt, true);
1870 }
1871
1872 // #429 void(entity own, vector start, vector end) te_lightning2 (DP_TE_STANDARDEFFECTBUILTINS)
1873 static void VM_CL_te_lightning2 (void)
1874 {
1875         VM_SAFEPARMCOUNT(3, VM_CL_te_lightning2);
1876         CL_NewBeam(PRVM_G_EDICTNUM(OFS_PARM0), PRVM_G_VECTOR(OFS_PARM1), PRVM_G_VECTOR(OFS_PARM2), cl.model_bolt2, true);
1877 }
1878
1879 // #430 void(entity own, vector start, vector end) te_lightning3 (DP_TE_STANDARDEFFECTBUILTINS)
1880 static void VM_CL_te_lightning3 (void)
1881 {
1882         VM_SAFEPARMCOUNT(3, VM_CL_te_lightning3);
1883         CL_NewBeam(PRVM_G_EDICTNUM(OFS_PARM0), PRVM_G_VECTOR(OFS_PARM1), PRVM_G_VECTOR(OFS_PARM2), cl.model_bolt3, false);
1884 }
1885
1886 // #431 void(entity own, vector start, vector end) te_beam (DP_TE_STANDARDEFFECTBUILTINS)
1887 static void VM_CL_te_beam (void)
1888 {
1889         VM_SAFEPARMCOUNT(3, VM_CL_te_beam);
1890         CL_NewBeam(PRVM_G_EDICTNUM(OFS_PARM0), PRVM_G_VECTOR(OFS_PARM1), PRVM_G_VECTOR(OFS_PARM2), cl.model_beam, false);
1891 }
1892
1893 // #433 void(vector org) te_plasmaburn (DP_TE_PLASMABURN)
1894 static void VM_CL_te_plasmaburn (void)
1895 {
1896         float           *pos;
1897         vec3_t          pos2;
1898         VM_SAFEPARMCOUNT(1, VM_CL_te_plasmaburn);
1899
1900         pos = PRVM_G_VECTOR(OFS_PARM0);
1901         CL_FindNonSolidLocation(pos, pos2, 4);
1902         CL_ParticleEffect(EFFECT_TE_PLASMABURN, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
1903 }
1904
1905 // #457 void(vector org, vector velocity, float howmany) te_flamejet (DP_TE_FLAMEJET)
1906 static void VM_CL_te_flamejet (void)
1907 {
1908         float *pos;
1909         vec3_t pos2;
1910         VM_SAFEPARMCOUNT(3, VM_CL_te_flamejet);
1911         if (PRVM_G_FLOAT(OFS_PARM2) < 1)
1912                 return;
1913         pos = PRVM_G_VECTOR(OFS_PARM0);
1914         CL_FindNonSolidLocation(pos, pos2, 4);
1915         CL_ParticleEffect(EFFECT_TE_FLAMEJET, PRVM_G_FLOAT(OFS_PARM2), pos2, pos2, PRVM_G_VECTOR(OFS_PARM1), PRVM_G_VECTOR(OFS_PARM1), NULL, 0);
1916 }
1917
1918
1919 //====================================================================
1920 //DP_QC_GETSURFACE
1921
1922 extern void clippointtosurface(dp_model_t *model, msurface_t *surface, vec3_t p, vec3_t out);
1923
1924 static msurface_t *cl_getsurface(dp_model_t *model, int surfacenum)
1925 {
1926         if (surfacenum < 0 || surfacenum >= model->nummodelsurfaces)
1927                 return NULL;
1928         return model->data_surfaces + surfacenum + model->firstmodelsurface;
1929 }
1930
1931 // #434 float(entity e, float s) getsurfacenumpoints
1932 static void VM_CL_getsurfacenumpoints(void)
1933 {
1934         dp_model_t *model;
1935         msurface_t *surface;
1936         VM_SAFEPARMCOUNT(2, VM_CL_getsurfacenumpoints);
1937         // return 0 if no such surface
1938         if (!(model = CL_GetModelFromEdict(PRVM_G_EDICT(OFS_PARM0))) || !(surface = cl_getsurface(model, (int)PRVM_G_FLOAT(OFS_PARM1))))
1939         {
1940                 PRVM_G_FLOAT(OFS_RETURN) = 0;
1941                 return;
1942         }
1943
1944         // note: this (incorrectly) assumes it is a simple polygon
1945         PRVM_G_FLOAT(OFS_RETURN) = surface->num_vertices;
1946 }
1947
1948 // #435 vector(entity e, float s, float n) getsurfacepoint
1949 static void VM_CL_getsurfacepoint(void)
1950 {
1951         prvm_edict_t *ed;
1952         dp_model_t *model;
1953         msurface_t *surface;
1954         int pointnum;
1955         VM_SAFEPARMCOUNT(3, VM_CL_getsurfacenumpoints);
1956         VectorClear(PRVM_G_VECTOR(OFS_RETURN));
1957         ed = PRVM_G_EDICT(OFS_PARM0);
1958         if (!(model = CL_GetModelFromEdict(ed)) || !(surface = cl_getsurface(model, (int)PRVM_G_FLOAT(OFS_PARM1))))
1959                 return;
1960         // note: this (incorrectly) assumes it is a simple polygon
1961         pointnum = (int)PRVM_G_FLOAT(OFS_PARM2);
1962         if (pointnum < 0 || pointnum >= surface->num_vertices)
1963                 return;
1964         // FIXME: implement rotation/scaling
1965         VectorAdd(&(model->surfmesh.data_vertex3f + 3 * surface->num_firstvertex)[pointnum * 3], ed->fields.client->origin, PRVM_G_VECTOR(OFS_RETURN));
1966 }
1967 //PF_getsurfacepointattribute,     // #486 vector(entity e, float s, float n, float a) getsurfacepointattribute = #486;
1968 // float SPA_POSITION = 0;
1969 // float SPA_S_AXIS = 1;
1970 // float SPA_T_AXIS = 2;
1971 // float SPA_R_AXIS = 3; // same as SPA_NORMAL
1972 // float SPA_TEXCOORDS0 = 4;
1973 // float SPA_LIGHTMAP0_TEXCOORDS = 5;
1974 // float SPA_LIGHTMAP0_COLOR = 6;
1975 // TODO: add some wrapper code and merge VM_CL/SV_getsurface* [12/16/2007 Black]
1976 static void VM_CL_getsurfacepointattribute(void)
1977 {
1978         prvm_edict_t *ed;
1979         dp_model_t *model;
1980         msurface_t *surface;
1981         int pointnum;
1982         int attributetype;
1983
1984         VM_SAFEPARMCOUNT(4, VM_CL_getsurfacenumpoints);
1985         VectorClear(PRVM_G_VECTOR(OFS_RETURN));
1986         ed = PRVM_G_EDICT(OFS_PARM0);
1987         if (!(model = CL_GetModelFromEdict(ed)) || !(surface = cl_getsurface(model, (int)PRVM_G_FLOAT(OFS_PARM1))))
1988                 return;
1989         // note: this (incorrectly) assumes it is a simple polygon
1990         pointnum = (int)PRVM_G_FLOAT(OFS_PARM2);
1991         if (pointnum < 0 || pointnum >= surface->num_vertices)
1992                 return;
1993
1994         // FIXME: implement rotation/scaling
1995         attributetype = (int) PRVM_G_FLOAT(OFS_PARM3);
1996
1997         switch( attributetype ) {
1998                 // float SPA_POSITION = 0;
1999                 case 0:
2000                         VectorAdd(&(model->surfmesh.data_vertex3f + 3 * surface->num_firstvertex)[pointnum * 3], ed->fields.client->origin, PRVM_G_VECTOR(OFS_RETURN));
2001                         break;
2002                 // float SPA_S_AXIS = 1;
2003                 case 1:
2004                         VectorCopy(&(model->surfmesh.data_svector3f + 3 * surface->num_firstvertex)[pointnum * 3], PRVM_G_VECTOR(OFS_RETURN));
2005                         break;
2006                 // float SPA_T_AXIS = 2;
2007                 case 2:
2008                         VectorCopy(&(model->surfmesh.data_tvector3f + 3 * surface->num_firstvertex)[pointnum * 3], PRVM_G_VECTOR(OFS_RETURN));
2009                         break;
2010                 // float SPA_R_AXIS = 3; // same as SPA_NORMAL
2011                 case 3:
2012                         VectorCopy(&(model->surfmesh.data_normal3f + 3 * surface->num_firstvertex)[pointnum * 3], PRVM_G_VECTOR(OFS_RETURN));
2013                         break;
2014                 // float SPA_TEXCOORDS0 = 4;
2015                 case 4: {
2016                         float *ret = PRVM_G_VECTOR(OFS_RETURN);
2017                         float *texcoord = &(model->surfmesh.data_texcoordtexture2f + 2 * surface->num_firstvertex)[pointnum * 2];
2018                         ret[0] = texcoord[0];
2019                         ret[1] = texcoord[1];
2020                         ret[2] = 0.0f;
2021                         break;
2022                 }
2023                 // float SPA_LIGHTMAP0_TEXCOORDS = 5;
2024                 case 5: {
2025                         float *ret = PRVM_G_VECTOR(OFS_RETURN);
2026                         float *texcoord = &(model->surfmesh.data_texcoordlightmap2f + 2 * surface->num_firstvertex)[pointnum * 2];
2027                         ret[0] = texcoord[0];
2028                         ret[1] = texcoord[1];
2029                         ret[2] = 0.0f;
2030                         break;
2031                 }
2032                 // float SPA_LIGHTMAP0_COLOR = 6;
2033                 case 6:
2034                         // ignore alpha for now..
2035                         VectorCopy( &(model->surfmesh.data_lightmapcolor4f + 4 * surface->num_firstvertex)[pointnum * 4], PRVM_G_VECTOR(OFS_RETURN));
2036                         break;
2037                 default:
2038                         VectorSet( PRVM_G_VECTOR(OFS_RETURN), 0.0f, 0.0f, 0.0f );
2039                         break;
2040         }
2041 }
2042 // #436 vector(entity e, float s) getsurfacenormal
2043 static void VM_CL_getsurfacenormal(void)
2044 {
2045         dp_model_t *model;
2046         msurface_t *surface;
2047         vec3_t normal;
2048         VM_SAFEPARMCOUNT(2, VM_CL_getsurfacenormal);
2049         VectorClear(PRVM_G_VECTOR(OFS_RETURN));
2050         if (!(model = CL_GetModelFromEdict(PRVM_G_EDICT(OFS_PARM0))) || !(surface = cl_getsurface(model, (int)PRVM_G_FLOAT(OFS_PARM1))))
2051                 return;
2052         // FIXME: implement rotation/scaling
2053         // note: this (incorrectly) assumes it is a simple polygon
2054         // note: this only returns the first triangle, so it doesn't work very
2055         // well for curved surfaces or arbitrary meshes
2056         TriangleNormal((model->surfmesh.data_vertex3f + 3 * surface->num_firstvertex), (model->surfmesh.data_vertex3f + 3 * surface->num_firstvertex) + 3, (model->surfmesh.data_vertex3f + 3 * surface->num_firstvertex) + 6, normal);
2057         VectorNormalize(normal);
2058         VectorCopy(normal, PRVM_G_VECTOR(OFS_RETURN));
2059 }
2060
2061 // #437 string(entity e, float s) getsurfacetexture
2062 static void VM_CL_getsurfacetexture(void)
2063 {
2064         dp_model_t *model;
2065         msurface_t *surface;
2066         VM_SAFEPARMCOUNT(2, VM_CL_getsurfacetexture);
2067         PRVM_G_INT(OFS_RETURN) = OFS_NULL;
2068         if (!(model = CL_GetModelFromEdict(PRVM_G_EDICT(OFS_PARM0))) || !(surface = cl_getsurface(model, (int)PRVM_G_FLOAT(OFS_PARM1))))
2069                 return;
2070         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(surface->texture->name);
2071 }
2072
2073 // #438 float(entity e, vector p) getsurfacenearpoint
2074 static void VM_CL_getsurfacenearpoint(void)
2075 {
2076         int surfacenum, best;
2077         vec3_t clipped, p;
2078         vec_t dist, bestdist;
2079         prvm_edict_t *ed;
2080         dp_model_t *model = NULL;
2081         msurface_t *surface;
2082         vec_t *point;
2083         VM_SAFEPARMCOUNT(2, VM_CL_getsurfacenearpoint);
2084         PRVM_G_FLOAT(OFS_RETURN) = -1;
2085         ed = PRVM_G_EDICT(OFS_PARM0);
2086         if(!(model = CL_GetModelFromEdict(ed)) || !model->num_surfaces)
2087                 return;
2088
2089         // FIXME: implement rotation/scaling
2090         point = PRVM_G_VECTOR(OFS_PARM1);
2091         VectorSubtract(point, ed->fields.client->origin, p);
2092         best = -1;
2093         bestdist = 1000000000;
2094         for (surfacenum = 0;surfacenum < model->nummodelsurfaces;surfacenum++)
2095         {
2096                 surface = model->data_surfaces + surfacenum + model->firstmodelsurface;
2097                 // first see if the nearest point on the surface's box is closer than the previous match
2098                 clipped[0] = bound(surface->mins[0], p[0], surface->maxs[0]) - p[0];
2099                 clipped[1] = bound(surface->mins[1], p[1], surface->maxs[1]) - p[1];
2100                 clipped[2] = bound(surface->mins[2], p[2], surface->maxs[2]) - p[2];
2101                 dist = VectorLength2(clipped);
2102                 if (dist < bestdist)
2103                 {
2104                         // it is, check the nearest point on the actual geometry
2105                         clippointtosurface(model, surface, p, clipped);
2106                         VectorSubtract(clipped, p, clipped);
2107                         dist += VectorLength2(clipped);
2108                         if (dist < bestdist)
2109                         {
2110                                 // that's closer too, store it as the best match
2111                                 best = surfacenum;
2112                                 bestdist = dist;
2113                         }
2114                 }
2115         }
2116         PRVM_G_FLOAT(OFS_RETURN) = best;
2117 }
2118
2119 // #439 vector(entity e, float s, vector p) getsurfaceclippedpoint
2120 static void VM_CL_getsurfaceclippedpoint(void)
2121 {
2122         prvm_edict_t *ed;
2123         dp_model_t *model;
2124         msurface_t *surface;
2125         vec3_t p, out;
2126         VM_SAFEPARMCOUNT(3, VM_CL_getsurfaceclippedpoint);
2127         VectorClear(PRVM_G_VECTOR(OFS_RETURN));
2128         ed = PRVM_G_EDICT(OFS_PARM0);
2129         if (!(model = CL_GetModelFromEdict(ed)) || !(surface = cl_getsurface(model, (int)PRVM_G_FLOAT(OFS_PARM1))))
2130                 return;
2131         // FIXME: implement rotation/scaling
2132         VectorSubtract(PRVM_G_VECTOR(OFS_PARM2), ed->fields.client->origin, p);
2133         clippointtosurface(model, surface, p, out);
2134         // FIXME: implement rotation/scaling
2135         VectorAdd(out, ed->fields.client->origin, PRVM_G_VECTOR(OFS_RETURN));
2136 }
2137
2138 // #443 void(entity e, entity tagentity, string tagname) setattachment
2139 void VM_CL_setattachment (void)
2140 {
2141         prvm_edict_t *e;
2142         prvm_edict_t *tagentity;
2143         const char *tagname;
2144         prvm_eval_t *v;
2145         int modelindex;
2146         dp_model_t *model;
2147         VM_SAFEPARMCOUNT(3, VM_CL_setattachment);
2148
2149         e = PRVM_G_EDICT(OFS_PARM0);
2150         tagentity = PRVM_G_EDICT(OFS_PARM1);
2151         tagname = PRVM_G_STRING(OFS_PARM2);
2152
2153         if (e == prog->edicts)
2154         {
2155                 VM_Warning("setattachment: can not modify world entity\n");
2156                 return;
2157         }
2158         if (e->priv.server->free)
2159         {
2160                 VM_Warning("setattachment: can not modify free entity\n");
2161                 return;
2162         }
2163
2164         if (tagentity == NULL)
2165                 tagentity = prog->edicts;
2166
2167         v = PRVM_EDICTFIELDVALUE(e, prog->fieldoffsets.tag_entity);
2168         if (v)
2169                 v->edict = PRVM_EDICT_TO_PROG(tagentity);
2170
2171         v = PRVM_EDICTFIELDVALUE(e, prog->fieldoffsets.tag_index);
2172         if (v)
2173                 v->_float = 0;
2174         if (tagentity != NULL && tagentity != prog->edicts && tagname && tagname[0])
2175         {
2176                 modelindex = (int)tagentity->fields.client->modelindex;
2177                 model = CL_GetModelByIndex(modelindex);
2178                 if (model)
2179                 {
2180                         v->_float = Mod_Alias_GetTagIndexForName(model, (int)tagentity->fields.client->skin, tagname);
2181                         if (v->_float == 0)
2182                                 Con_DPrintf("setattachment(edict %i, edict %i, string \"%s\"): tried to find tag named \"%s\" on entity %i (model \"%s\") but could not find it\n", PRVM_NUM_FOR_EDICT(e), PRVM_NUM_FOR_EDICT(tagentity), tagname, tagname, PRVM_NUM_FOR_EDICT(tagentity), model->name);
2183                 }
2184                 else
2185                         Con_DPrintf("setattachment(edict %i, edict %i, string \"%s\"): tried to find tag named \"%s\" on entity %i but it has no model\n", PRVM_NUM_FOR_EDICT(e), PRVM_NUM_FOR_EDICT(tagentity), tagname, tagname, PRVM_NUM_FOR_EDICT(tagentity));
2186         }
2187 }
2188
2189 /////////////////////////////////////////
2190 // DP_MD3_TAGINFO extension coded by VorteX
2191
2192 int CL_GetTagIndex (prvm_edict_t *e, const char *tagname)
2193 {
2194         dp_model_t *model = CL_GetModelFromEdict(e);
2195         if (model)
2196                 return Mod_Alias_GetTagIndexForName(model, (int)e->fields.client->skin, tagname);
2197         else
2198                 return -1;
2199 }
2200
2201 int CL_GetExtendedTagInfo (prvm_edict_t *e, int tagindex, int *parentindex, const char **tagname, matrix4x4_t *tag_localmatrix)
2202 {
2203         int r;
2204         dp_model_t *model;
2205         int frame;
2206
2207         *tagname = NULL;
2208         *parentindex = 0;
2209         Matrix4x4_CreateIdentity(tag_localmatrix);
2210
2211         if (tagindex >= 0
2212          && (model = CL_GetModelFromEdict(e))
2213          && model->animscenes)
2214         {
2215                 frame = (int)e->fields.client->frame;
2216                 if (frame < 0 || frame >= model->numframes)
2217                         frame = 0;
2218
2219                 r = Mod_Alias_GetExtendedTagInfoForIndex(model, (int)e->fields.client->skin, model->animscenes[frame].firstframe, tagindex - 1, parentindex, tagname, tag_localmatrix);
2220
2221                 if(!r) // success?
2222                         *parentindex += 1;
2223
2224                 return r;
2225         }
2226
2227         return 1;
2228 }
2229
2230 void CL_GetEntityMatrix (prvm_edict_t *ent, matrix4x4_t *out, qboolean viewmatrix)
2231 {
2232         prvm_eval_t *val;
2233         float scale;
2234         float pitchsign = 1;
2235         dp_model_t *model;
2236
2237         scale = 1;
2238         val = PRVM_EDICTFIELDVALUE(ent, prog->fieldoffsets.scale);
2239         if (val && val->_float != 0)
2240                 scale = val->_float;
2241
2242         // TODO do we need the same weird angle inverting logic here as in the server side case?
2243         if(viewmatrix)
2244                 Matrix4x4_CreateFromQuakeEntity(out, cl.csqc_origin[0], cl.csqc_origin[1], cl.csqc_origin[2], cl.csqc_angles[0], cl.csqc_angles[1], cl.csqc_angles[2], scale * cl_viewmodel_scale.value);
2245         else
2246         {
2247                 if ((model = CL_GetModelFromEdict(ent)) && model->type == mod_alias)
2248                         pitchsign = -1;
2249                 Matrix4x4_CreateFromQuakeEntity(out, ent->fields.client->origin[0], ent->fields.client->origin[1], ent->fields.client->origin[2], pitchsign * ent->fields.client->angles[0], ent->fields.client->angles[1], ent->fields.client->angles[2], scale);
2250         }
2251 }
2252
2253
2254 int CL_GetEntityLocalTagMatrix(prvm_edict_t *ent, int tagindex, matrix4x4_t *out)
2255 {
2256         int frame;
2257         dp_model_t *model;
2258         if (tagindex >= 0
2259          && (model = CL_GetModelFromEdict(ent))
2260          && model->animscenes)
2261         {
2262                 // if model has wrong frame, engine automatically switches to model first frame
2263                 frame = (int)ent->fields.client->frame;
2264                 if (frame < 0 || frame >= model->numframes)
2265                         frame = 0;
2266                 return Mod_Alias_GetTagMatrix(model, model->animscenes[frame].firstframe, tagindex, out);
2267         }
2268         *out = identitymatrix;
2269         return 0;
2270 }
2271
2272 // Warnings/errors code:
2273 // 0 - normal (everything all-right)
2274 // 1 - world entity
2275 // 2 - free entity
2276 // 3 - null or non-precached model
2277 // 4 - no tags with requested index
2278 // 5 - runaway loop at attachment chain
2279 extern cvar_t cl_bob;
2280 extern cvar_t cl_bobcycle;
2281 extern cvar_t cl_bobup;
2282 int CL_GetTagMatrix (matrix4x4_t *out, prvm_edict_t *ent, int tagindex)
2283 {
2284         int ret;
2285         prvm_eval_t *val;
2286         int attachloop;
2287         matrix4x4_t entitymatrix, tagmatrix, attachmatrix;
2288         dp_model_t *model;
2289
2290         *out = identitymatrix; // warnings and errors return identical matrix
2291
2292         if (ent == prog->edicts)
2293                 return 1;
2294         if (ent->priv.server->free)
2295                 return 2;
2296
2297         model = CL_GetModelFromEdict(ent);
2298         if(!model)
2299                 return 3;
2300
2301         tagmatrix = identitymatrix;
2302         attachloop = 0;
2303         for(;;)
2304         {
2305                 if(attachloop >= 256)
2306                         return 5;
2307                 // apply transformation by child's tagindex on parent entity and then
2308                 // by parent entity itself
2309                 ret = CL_GetEntityLocalTagMatrix(ent, tagindex - 1, &attachmatrix);
2310                 if(ret && attachloop == 0)
2311                         return ret;
2312                 CL_GetEntityMatrix(ent, &entitymatrix, false);
2313                 Matrix4x4_Concat(&tagmatrix, &attachmatrix, out);
2314                 Matrix4x4_Concat(out, &entitymatrix, &tagmatrix);
2315                 // next iteration we process the parent entity
2316                 if ((val = PRVM_EDICTFIELDVALUE(ent, prog->fieldoffsets.tag_entity)) && val->edict)
2317                 {
2318                         tagindex = (int)PRVM_EDICTFIELDVALUE(ent, prog->fieldoffsets.tag_index)->_float;
2319                         ent = PRVM_EDICT_NUM(val->edict);
2320                 }
2321                 else
2322                         break;
2323                 attachloop++;
2324         }
2325
2326         // RENDER_VIEWMODEL magic
2327         if ((val = PRVM_EDICTFIELDVALUE(ent, prog->fieldoffsets.renderflags)) && (RF_VIEWMODEL & (int)val->_float))
2328         {
2329                 Matrix4x4_Copy(&tagmatrix, out);
2330
2331                 CL_GetEntityMatrix(prog->edicts, &entitymatrix, true);
2332                 Matrix4x4_Concat(out, &entitymatrix, &tagmatrix);
2333
2334                 /*
2335                 // Cl_bob, ported from rendering code
2336                 if (ent->fields.client->health > 0 && cl_bob.value && cl_bobcycle.value)
2337                 {
2338                         double bob, cycle;
2339                         // LordHavoc: this code is *weird*, but not replacable (I think it
2340                         // should be done in QC on the server, but oh well, quake is quake)
2341                         // LordHavoc: figured out bobup: the time at which the sin is at 180
2342                         // degrees (which allows lengthening or squishing the peak or valley)
2343                         cycle = cl.time/cl_bobcycle.value;
2344                         cycle -= (int)cycle;
2345                         if (cycle < cl_bobup.value)
2346                                 cycle = sin(M_PI * cycle / cl_bobup.value);
2347                         else
2348                                 cycle = sin(M_PI + M_PI * (cycle-cl_bobup.value)/(1.0 - cl_bobup.value));
2349                         // bob is proportional to velocity in the xy plane
2350                         // (don't count Z, or jumping messes it up)
2351                         bob = sqrt(ent->fields.client->velocity[0]*ent->fields.client->velocity[0] + ent->fields.client->velocity[1]*ent->fields.client->velocity[1])*cl_bob.value;
2352                         bob = bob*0.3 + bob*0.7*cycle;
2353                         Matrix4x4_AdjustOrigin(out, 0, 0, bound(-7, bob, 4));
2354                 }
2355                 */
2356         }
2357         return 0;
2358 }
2359
2360 // #451 float(entity ent, string tagname) gettagindex (DP_QC_GETTAGINFO)
2361 void VM_CL_gettagindex (void)
2362 {
2363         prvm_edict_t *ent;
2364         const char *tag_name;
2365         int modelindex, tag_index;
2366
2367         VM_SAFEPARMCOUNT(2, VM_CL_gettagindex);
2368
2369         ent = PRVM_G_EDICT(OFS_PARM0);
2370         tag_name = PRVM_G_STRING(OFS_PARM1);
2371         if (ent == prog->edicts)
2372         {
2373                 VM_Warning("gettagindex: can't affect world entity\n");
2374                 return;
2375         }
2376         if (ent->priv.server->free)
2377         {
2378                 VM_Warning("gettagindex: can't affect free entity\n");
2379                 return;
2380         }
2381
2382         modelindex = (int)ent->fields.client->modelindex;
2383         tag_index = 0;
2384         if (modelindex >= MAX_MODELS || (modelindex <= -MAX_MODELS /* client models */))
2385                 Con_DPrintf("gettagindex(entity #%i): null or non-precached model\n", PRVM_NUM_FOR_EDICT(ent));
2386         else
2387         {
2388                 tag_index = CL_GetTagIndex(ent, tag_name);
2389                 if (tag_index == 0)
2390                         Con_DPrintf("gettagindex(entity #%i): tag \"%s\" not found\n", PRVM_NUM_FOR_EDICT(ent), tag_name);
2391         }
2392         PRVM_G_FLOAT(OFS_RETURN) = tag_index;
2393 }
2394
2395 // #452 vector(entity ent, float tagindex) gettaginfo (DP_QC_GETTAGINFO)
2396 void VM_CL_gettaginfo (void)
2397 {
2398         prvm_edict_t *e;
2399         int tagindex;
2400         matrix4x4_t tag_matrix;
2401         matrix4x4_t tag_localmatrix;
2402         int parentindex;
2403         const char *tagname;
2404         int returncode;
2405         prvm_eval_t *val;
2406         vec3_t fo, le, up, trans;
2407
2408         VM_SAFEPARMCOUNT(2, VM_CL_gettaginfo);
2409
2410         e = PRVM_G_EDICT(OFS_PARM0);
2411         tagindex = (int)PRVM_G_FLOAT(OFS_PARM1);
2412         returncode = CL_GetTagMatrix(&tag_matrix, e, tagindex);
2413         Matrix4x4_ToVectors(&tag_matrix, prog->globals.client->v_forward, le, prog->globals.client->v_up, PRVM_G_VECTOR(OFS_RETURN));
2414         VectorScale(le, -1, prog->globals.client->v_right);
2415         CL_GetExtendedTagInfo(e, tagindex, &parentindex, &tagname, &tag_localmatrix);
2416         Matrix4x4_ToVectors(&tag_localmatrix, fo, le, up, trans);
2417
2418         if((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.gettaginfo_parent)))
2419                 val->_float = parentindex;
2420         if((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.gettaginfo_name)))
2421                 val->string = tagname ? PRVM_SetTempString(tagname) : 0;
2422         if((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.gettaginfo_offset)))
2423                 VectorCopy(trans, val->vector);
2424         if((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.gettaginfo_forward)))
2425                 VectorCopy(fo, val->vector);
2426         if((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.gettaginfo_right)))
2427                 VectorScale(le, -1, val->vector);
2428         if((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.gettaginfo_up)))
2429                 VectorCopy(up, val->vector);
2430
2431         switch(returncode)
2432         {
2433                 case 1:
2434                         VM_Warning("gettagindex: can't affect world entity\n");
2435                         break;
2436                 case 2:
2437                         VM_Warning("gettagindex: can't affect free entity\n");
2438                         break;
2439                 case 3:
2440                         Con_DPrintf("CL_GetTagMatrix(entity #%i): null or non-precached model\n", PRVM_NUM_FOR_EDICT(e));
2441                         break;
2442                 case 4:
2443                         Con_DPrintf("CL_GetTagMatrix(entity #%i): model has no tag with requested index %i\n", PRVM_NUM_FOR_EDICT(e), tagindex);
2444                         break;
2445                 case 5:
2446                         Con_DPrintf("CL_GetTagMatrix(entity #%i): runaway loop at attachment chain\n", PRVM_NUM_FOR_EDICT(e));
2447                         break;
2448         }
2449 }
2450
2451 //============================================================================
2452
2453 //====================
2454 //QC POLYGON functions
2455 //====================
2456
2457 #define VMPOLYGONS_MAXPOINTS 64
2458
2459 typedef struct vmpolygons_triangle_s
2460 {
2461         rtexture_t              *texture;
2462         int                             drawflag;
2463         unsigned short  elements[3];
2464 }vmpolygons_triangle_t;
2465
2466 typedef struct vmpolygons_s
2467 {
2468         mempool_t               *pool;
2469         qboolean                initialized;
2470         double          progstarttime;
2471
2472         int                             max_vertices;
2473         int                             num_vertices;
2474         float                   *data_vertex3f;
2475         float                   *data_color4f;
2476         float                   *data_texcoord2f;
2477
2478         int                             max_triangles;
2479         int                             num_triangles;
2480         vmpolygons_triangle_t *data_triangles;
2481         unsigned short  *data_sortedelement3s;
2482
2483         qboolean                begin_active;
2484         rtexture_t              *begin_texture;
2485         int                             begin_drawflag;
2486         int                             begin_vertices;
2487         float                   begin_vertex[VMPOLYGONS_MAXPOINTS][3];
2488         float                   begin_color[VMPOLYGONS_MAXPOINTS][4];
2489         float                   begin_texcoord[VMPOLYGONS_MAXPOINTS][2];
2490 } vmpolygons_t;
2491
2492 // FIXME: make VM_CL_R_Polygon functions use Debug_Polygon functions?
2493 vmpolygons_t vmpolygons[PRVM_MAXPROGS];
2494
2495 //#304 void() renderscene (EXT_CSQC)
2496 // moved that here to reset the polygons,
2497 // resetting them earlier causes R_Mesh_Draw to be called with numvertices = 0
2498 // --blub
2499 void VM_CL_R_RenderScene (void)
2500 {
2501         double t = Sys_DoubleTime();
2502         vmpolygons_t* polys = vmpolygons + PRVM_GetProgNr();
2503         VM_SAFEPARMCOUNT(0, VM_CL_R_RenderScene);
2504
2505         // we need to update any RENDER_VIEWMODEL entities at this point because
2506         // csqc supplies its own view matrix
2507         CL_UpdateViewEntities();
2508         // now draw stuff!
2509         R_RenderView();
2510
2511         polys->num_vertices = polys->num_triangles = 0;
2512         polys->progstarttime = prog->starttime;
2513
2514         // callprofile fixing hack: do not include this time in what is counted for CSQC_UpdateView
2515         prog->functions[prog->funcoffsets.CSQC_UpdateView].totaltime -= Sys_DoubleTime() - t;
2516 }
2517
2518 static void VM_ResizePolygons(vmpolygons_t *polys)
2519 {
2520         float *oldvertex3f = polys->data_vertex3f;
2521         float *oldcolor4f = polys->data_color4f;
2522         float *oldtexcoord2f = polys->data_texcoord2f;
2523         vmpolygons_triangle_t *oldtriangles = polys->data_triangles;
2524         unsigned short *oldsortedelement3s = polys->data_sortedelement3s;
2525         polys->max_vertices = min(polys->max_triangles*3, 65536);
2526         polys->data_vertex3f = (float *)Mem_Alloc(polys->pool, polys->max_vertices*sizeof(float[3]));
2527         polys->data_color4f = (float *)Mem_Alloc(polys->pool, polys->max_vertices*sizeof(float[4]));
2528         polys->data_texcoord2f = (float *)Mem_Alloc(polys->pool, polys->max_vertices*sizeof(float[2]));
2529         polys->data_triangles = (vmpolygons_triangle_t *)Mem_Alloc(polys->pool, polys->max_triangles*sizeof(vmpolygons_triangle_t));
2530         polys->data_sortedelement3s = (unsigned short *)Mem_Alloc(polys->pool, polys->max_triangles*sizeof(unsigned short[3]));
2531         if (polys->num_vertices)
2532         {
2533                 memcpy(polys->data_vertex3f, oldvertex3f, polys->num_vertices*sizeof(float[3]));
2534                 memcpy(polys->data_color4f, oldcolor4f, polys->num_vertices*sizeof(float[4]));
2535                 memcpy(polys->data_texcoord2f, oldtexcoord2f, polys->num_vertices*sizeof(float[2]));
2536         }
2537         if (polys->num_triangles)
2538         {
2539                 memcpy(polys->data_triangles, oldtriangles, polys->num_triangles*sizeof(vmpolygons_triangle_t));
2540                 memcpy(polys->data_sortedelement3s, oldsortedelement3s, polys->num_triangles*sizeof(unsigned short[3]));
2541         }
2542         if (oldvertex3f)
2543                 Mem_Free(oldvertex3f);
2544         if (oldcolor4f)
2545                 Mem_Free(oldcolor4f);
2546         if (oldtexcoord2f)
2547                 Mem_Free(oldtexcoord2f);
2548         if (oldtriangles)
2549                 Mem_Free(oldtriangles);
2550         if (oldsortedelement3s)
2551                 Mem_Free(oldsortedelement3s);
2552 }
2553
2554 static void VM_InitPolygons (vmpolygons_t* polys)
2555 {
2556         memset(polys, 0, sizeof(*polys));
2557         polys->pool = Mem_AllocPool("VMPOLY", 0, NULL);
2558         polys->max_triangles = 1024;
2559         VM_ResizePolygons(polys);
2560         polys->initialized = true;
2561 }
2562
2563 static void VM_DrawPolygonCallback (const entity_render_t *ent, const rtlight_t *rtlight, int numsurfaces, int *surfacelist)
2564 {
2565         int surfacelistindex;
2566         vmpolygons_t* polys = vmpolygons + PRVM_GetProgNr();
2567         if(polys->progstarttime != prog->starttime) // from other progs? won't draw these (this can cause crashes!)
2568                 return;
2569         R_Mesh_ResetTextureState();
2570         R_Mesh_Matrix(&identitymatrix);
2571         GL_CullFace(GL_NONE);
2572         R_Mesh_VertexPointer(polys->data_vertex3f, 0, 0);
2573         R_Mesh_ColorPointer(polys->data_color4f, 0, 0);
2574         R_Mesh_TexCoordPointer(0, 2, polys->data_texcoord2f, 0, 0);
2575         R_SetupGenericShader(true);
2576
2577         for (surfacelistindex = 0;surfacelistindex < numsurfaces;)
2578         {
2579                 int numtriangles = 0;
2580                 rtexture_t *tex = polys->data_triangles[surfacelist[surfacelistindex]].texture;
2581                 int drawflag = polys->data_triangles[surfacelist[surfacelistindex]].drawflag;
2582                 // this can't call _DrawQ_ProcessDrawFlag, but should be in sync with it
2583                 // FIXME factor this out
2584                 if(drawflag == DRAWFLAG_ADDITIVE)
2585                         GL_BlendFunc(GL_SRC_ALPHA, GL_ONE);
2586                 else if(drawflag == DRAWFLAG_MODULATE)
2587                         GL_BlendFunc(GL_DST_COLOR, GL_ZERO);
2588                 else if(drawflag == DRAWFLAG_2XMODULATE)
2589                         GL_BlendFunc(GL_DST_COLOR,GL_SRC_COLOR);
2590                 else if(drawflag == DRAWFLAG_SCREEN)
2591                         GL_BlendFunc(GL_ONE_MINUS_DST_COLOR,GL_ONE);
2592                 else
2593                         GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
2594                 R_Mesh_TexBind(0, R_GetTexture(tex));
2595                 numtriangles = 0;
2596                 for (;surfacelistindex < numsurfaces;surfacelistindex++)
2597                 {
2598                         if (polys->data_triangles[surfacelist[surfacelistindex]].texture != tex || polys->data_triangles[surfacelist[surfacelistindex]].drawflag != drawflag)
2599                                 break;
2600                         VectorCopy(polys->data_triangles[surfacelist[surfacelistindex]].elements, polys->data_sortedelement3s + 3*numtriangles);
2601                         numtriangles++;
2602                 }
2603                 R_Mesh_Draw(0, polys->num_vertices, 0, numtriangles, NULL, polys->data_sortedelement3s, 0, 0);
2604         }
2605 }
2606
2607 void VMPolygons_Store(vmpolygons_t *polys)
2608 {
2609         if (r_refdef.draw2dstage)
2610         {
2611                 // draw the polygon as 2D immediately
2612                 drawqueuemesh_t mesh;
2613                 mesh.texture = polys->begin_texture;
2614                 mesh.num_vertices = polys->begin_vertices;
2615                 mesh.num_triangles = polys->begin_vertices-2;
2616                 mesh.data_element3s = polygonelements;
2617                 mesh.data_vertex3f = polys->begin_vertex[0];
2618                 mesh.data_color4f = polys->begin_color[0];
2619                 mesh.data_texcoord2f = polys->begin_texcoord[0];
2620                 DrawQ_Mesh(&mesh, polys->begin_drawflag);
2621         }
2622         else
2623         {
2624                 // queue the polygon as 3D for sorted transparent rendering later
2625                 int i;
2626                 if (polys->max_triangles < polys->num_triangles + polys->begin_vertices-2)
2627                 {
2628                         polys->max_triangles *= 2;
2629                         VM_ResizePolygons(polys);
2630                 }
2631                 if (polys->num_vertices + polys->begin_vertices <= polys->max_vertices)
2632                 {
2633                         // needle in a haystack!
2634                         // polys->num_vertices was used for copying where we actually want to copy begin_vertices
2635                         // that also caused it to not render the first polygon that is added
2636                         // --blub
2637                         memcpy(polys->data_vertex3f + polys->num_vertices * 3, polys->begin_vertex[0], polys->begin_vertices * sizeof(float[3]));
2638                         memcpy(polys->data_color4f + polys->num_vertices * 4, polys->begin_color[0], polys->begin_vertices * sizeof(float[4]));
2639                         memcpy(polys->data_texcoord2f + polys->num_vertices * 2, polys->begin_texcoord[0], polys->begin_vertices * sizeof(float[2]));
2640                         for (i = 0;i < polys->begin_vertices-2;i++)
2641                         {
2642                                 polys->data_triangles[polys->num_triangles].texture = polys->begin_texture;
2643                                 polys->data_triangles[polys->num_triangles].drawflag = polys->begin_drawflag;
2644                                 polys->data_triangles[polys->num_triangles].elements[0] = polys->num_vertices;
2645                                 polys->data_triangles[polys->num_triangles].elements[1] = polys->num_vertices + i+1;
2646                                 polys->data_triangles[polys->num_triangles].elements[2] = polys->num_vertices + i+2;
2647                                 polys->num_triangles++;
2648                         }
2649                         polys->num_vertices += polys->begin_vertices;
2650                 }
2651         }
2652         polys->begin_active = false;
2653 }
2654
2655 // TODO: move this into the client code and clean-up everything else, too! [1/6/2008 Black]
2656 // LordHavoc: agreed, this is a mess
2657 void VM_CL_AddPolygonsToMeshQueue (void)
2658 {
2659         int i;
2660         vmpolygons_t* polys = vmpolygons + PRVM_GetProgNr();
2661         vec3_t center;
2662
2663         // only add polygons of the currently active prog to the queue - if there is none, we're done
2664         if( !prog )
2665                 return;
2666
2667         if (!polys->num_triangles)
2668                 return;
2669
2670         for (i = 0;i < polys->num_triangles;i++)
2671         {
2672                 VectorMAMAM(1.0f / 3.0f, polys->data_vertex3f + 3*polys->data_triangles[i].elements[0], 1.0f / 3.0f, polys->data_vertex3f + 3*polys->data_triangles[i].elements[1], 1.0f / 3.0f, polys->data_vertex3f + 3*polys->data_triangles[i].elements[2], center);
2673                 R_MeshQueue_AddTransparent(center, VM_DrawPolygonCallback, NULL, i, NULL);
2674         }
2675
2676         /*polys->num_triangles = 0; // now done after rendering the scene,
2677           polys->num_vertices = 0;  // otherwise it's not rendered at all and prints an error message --blub */
2678 }
2679
2680 //void(string texturename, float flag) R_BeginPolygon
2681 void VM_CL_R_PolygonBegin (void)
2682 {
2683         const char              *picname;
2684         skinframe_t     *sf;
2685         vmpolygons_t* polys = vmpolygons + PRVM_GetProgNr();
2686         int tf;
2687
2688         // TODO instead of using skinframes here (which provides the benefit of
2689         // better management of flags, and is more suited for 3D rendering), what
2690         // about supporting Q3 shaders?
2691
2692         VM_SAFEPARMCOUNT(2, VM_CL_R_PolygonBegin);
2693
2694         if (!polys->initialized)
2695                 VM_InitPolygons(polys);
2696         if(polys->progstarttime != prog->starttime)
2697         {
2698                 // from another progs? then reset the polys first (fixes crashes on map change, because that can make skinframe textures invalid)
2699                 polys->num_vertices = polys->num_triangles = 0;
2700                 polys->progstarttime = prog->starttime;
2701         }
2702         if (polys->begin_active)
2703         {
2704                 VM_Warning("VM_CL_R_PolygonBegin: called twice without VM_CL_R_PolygonBegin after first\n");
2705                 return;
2706         }
2707         picname = PRVM_G_STRING(OFS_PARM0);
2708
2709         sf = NULL;
2710         if(*picname)
2711         {
2712                 tf = TEXF_ALPHA;
2713                 if((int)PRVM_G_FLOAT(OFS_PARM1) & DRAWFLAG_MIPMAP)
2714                         tf |= TEXF_MIPMAP;
2715
2716                 do
2717                 {
2718                         sf = R_SkinFrame_FindNextByName(sf, picname);
2719                 }
2720                 while(sf && sf->textureflags != tf);
2721
2722                 if(!sf || !sf->base)
2723                         sf = R_SkinFrame_LoadExternal(picname, tf, true);
2724
2725                 if(sf)
2726                         R_SkinFrame_MarkUsed(sf);
2727         }
2728
2729         polys->begin_texture = (sf && sf->base) ? sf->base : r_texture_white;
2730         polys->begin_drawflag = (int)PRVM_G_FLOAT(OFS_PARM1) & DRAWFLAG_MASK;
2731         polys->begin_vertices = 0;
2732         polys->begin_active = true;
2733 }
2734
2735 //void(vector org, vector texcoords, vector rgb, float alpha) R_PolygonVertex
2736 void VM_CL_R_PolygonVertex (void)
2737 {
2738         vmpolygons_t* polys = vmpolygons + PRVM_GetProgNr();
2739
2740         VM_SAFEPARMCOUNT(4, VM_CL_R_PolygonVertex);
2741
2742         if (!polys->begin_active)
2743         {
2744                 VM_Warning("VM_CL_R_PolygonVertex: VM_CL_R_PolygonBegin wasn't called\n");
2745                 return;
2746         }
2747
2748         if (polys->begin_vertices >= VMPOLYGONS_MAXPOINTS)
2749         {
2750                 VM_Warning("VM_CL_R_PolygonVertex: may have %i vertices max\n", VMPOLYGONS_MAXPOINTS);
2751                 return;
2752         }
2753
2754         polys->begin_vertex[polys->begin_vertices][0] = PRVM_G_VECTOR(OFS_PARM0)[0];
2755         polys->begin_vertex[polys->begin_vertices][1] = PRVM_G_VECTOR(OFS_PARM0)[1];
2756         polys->begin_vertex[polys->begin_vertices][2] = PRVM_G_VECTOR(OFS_PARM0)[2];
2757         polys->begin_texcoord[polys->begin_vertices][0] = PRVM_G_VECTOR(OFS_PARM1)[0];
2758         polys->begin_texcoord[polys->begin_vertices][1] = PRVM_G_VECTOR(OFS_PARM1)[1];
2759         polys->begin_color[polys->begin_vertices][0] = PRVM_G_VECTOR(OFS_PARM2)[0];
2760         polys->begin_color[polys->begin_vertices][1] = PRVM_G_VECTOR(OFS_PARM2)[1];
2761         polys->begin_color[polys->begin_vertices][2] = PRVM_G_VECTOR(OFS_PARM2)[2];
2762         polys->begin_color[polys->begin_vertices][3] = PRVM_G_FLOAT(OFS_PARM3);
2763         polys->begin_vertices++;
2764 }
2765
2766 //void() R_EndPolygon
2767 void VM_CL_R_PolygonEnd (void)
2768 {
2769         vmpolygons_t* polys = vmpolygons + PRVM_GetProgNr();
2770
2771         VM_SAFEPARMCOUNT(0, VM_CL_R_PolygonEnd);
2772         if (!polys->begin_active)
2773         {
2774                 VM_Warning("VM_CL_R_PolygonEnd: VM_CL_R_PolygonBegin wasn't called\n");
2775                 return;
2776         }
2777         polys->begin_active = false;
2778         if (polys->begin_vertices >= 3)
2779                 VMPolygons_Store(polys);
2780         else
2781                 VM_Warning("VM_CL_R_PolygonEnd: %i vertices isn't a good choice\n", polys->begin_vertices);
2782 }
2783
2784 static vmpolygons_t debugPolys;
2785
2786 void Debug_PolygonBegin(const char *picname, int drawflag)
2787 {
2788         if(!debugPolys.initialized)
2789                 VM_InitPolygons(&debugPolys);
2790         if(debugPolys.begin_active)
2791         {
2792                 Con_Printf("Debug_PolygonBegin: called twice without Debug_PolygonEnd after first\n");
2793                 return;
2794         }
2795         debugPolys.begin_texture = picname[0] ? Draw_CachePic (picname)->tex : r_texture_white;
2796         debugPolys.begin_drawflag = drawflag;
2797         debugPolys.begin_vertices = 0;
2798         debugPolys.begin_active = true;
2799 }
2800
2801 void Debug_PolygonVertex(float x, float y, float z, float s, float t, float r, float g, float b, float a)
2802 {
2803         if(!debugPolys.begin_active)
2804         {
2805                 Con_Printf("Debug_PolygonVertex: Debug_PolygonBegin wasn't called\n");
2806                 return;
2807         }
2808
2809         if(debugPolys.begin_vertices > VMPOLYGONS_MAXPOINTS)
2810         {
2811                 Con_Printf("Debug_PolygonVertex: may have %i vertices max\n", VMPOLYGONS_MAXPOINTS);
2812                 return;
2813         }
2814
2815         debugPolys.begin_vertex[debugPolys.begin_vertices][0] = x;
2816         debugPolys.begin_vertex[debugPolys.begin_vertices][1] = y;
2817         debugPolys.begin_vertex[debugPolys.begin_vertices][2] = z;
2818         debugPolys.begin_texcoord[debugPolys.begin_vertices][0] = s;
2819         debugPolys.begin_texcoord[debugPolys.begin_vertices][1] = t;
2820         debugPolys.begin_color[debugPolys.begin_vertices][0] = r;
2821         debugPolys.begin_color[debugPolys.begin_vertices][1] = g;
2822         debugPolys.begin_color[debugPolys.begin_vertices][2] = b;
2823         debugPolys.begin_color[debugPolys.begin_vertices][3] = a;
2824         debugPolys.begin_vertices++;
2825 }
2826
2827 void Debug_PolygonEnd(void)
2828 {
2829         if (!debugPolys.begin_active)
2830         {
2831                 Con_Printf("Debug_PolygonEnd: Debug_PolygonBegin wasn't called\n");
2832                 return;
2833         }
2834         debugPolys.begin_active = false;
2835         if (debugPolys.begin_vertices >= 3)
2836                 VMPolygons_Store(&debugPolys);
2837         else
2838                 Con_Printf("Debug_PolygonEnd: %i vertices isn't a good choice\n", debugPolys.begin_vertices);
2839 }
2840
2841 /*
2842 =============
2843 CL_CheckBottom
2844
2845 Returns false if any part of the bottom of the entity is off an edge that
2846 is not a staircase.
2847
2848 =============
2849 */
2850 qboolean CL_CheckBottom (prvm_edict_t *ent)
2851 {
2852         vec3_t  mins, maxs, start, stop;
2853         trace_t trace;
2854         int             x, y;
2855         float   mid, bottom;
2856
2857         VectorAdd (ent->fields.client->origin, ent->fields.client->mins, mins);
2858         VectorAdd (ent->fields.client->origin, ent->fields.client->maxs, maxs);
2859
2860 // if all of the points under the corners are solid world, don't bother
2861 // with the tougher checks
2862 // the corners must be within 16 of the midpoint
2863         start[2] = mins[2] - 1;
2864         for     (x=0 ; x<=1 ; x++)
2865                 for     (y=0 ; y<=1 ; y++)
2866                 {
2867                         start[0] = x ? maxs[0] : mins[0];
2868                         start[1] = y ? maxs[1] : mins[1];
2869                         if (!(CL_PointSuperContents(start) & (SUPERCONTENTS_SOLID | SUPERCONTENTS_BODY)))
2870                                 goto realcheck;
2871                 }
2872
2873         return true;            // we got out easy
2874
2875 realcheck:
2876 //
2877 // check it for real...
2878 //
2879         start[2] = mins[2];
2880
2881 // the midpoint must be within 16 of the bottom
2882         start[0] = stop[0] = (mins[0] + maxs[0])*0.5;
2883         start[1] = stop[1] = (mins[1] + maxs[1])*0.5;
2884         stop[2] = start[2] - 2*sv_stepheight.value;
2885         trace = CL_TraceLine(start, stop, MOVE_NOMONSTERS, ent, CL_GenericHitSuperContentsMask(ent), true, false, NULL, true);
2886
2887         if (trace.fraction == 1.0)
2888                 return false;
2889         mid = bottom = trace.endpos[2];
2890
2891 // the corners must be within 16 of the midpoint
2892         for     (x=0 ; x<=1 ; x++)
2893                 for     (y=0 ; y<=1 ; y++)
2894                 {
2895                         start[0] = stop[0] = x ? maxs[0] : mins[0];
2896                         start[1] = stop[1] = y ? maxs[1] : mins[1];
2897
2898                         trace = CL_TraceLine(start, stop, MOVE_NOMONSTERS, ent, CL_GenericHitSuperContentsMask(ent), true, false, NULL, true);
2899
2900                         if (trace.fraction != 1.0 && trace.endpos[2] > bottom)
2901                                 bottom = trace.endpos[2];
2902                         if (trace.fraction == 1.0 || mid - trace.endpos[2] > sv_stepheight.value)
2903                                 return false;
2904                 }
2905
2906         return true;
2907 }
2908
2909 /*
2910 =============
2911 CL_movestep
2912
2913 Called by monster program code.
2914 The move will be adjusted for slopes and stairs, but if the move isn't
2915 possible, no move is done and false is returned
2916 =============
2917 */
2918 qboolean CL_movestep (prvm_edict_t *ent, vec3_t move, qboolean relink, qboolean noenemy, qboolean settrace)
2919 {
2920         float           dz;
2921         vec3_t          oldorg, neworg, end, traceendpos;
2922         trace_t         trace;
2923         int                     i, svent;
2924         prvm_edict_t            *enemy;
2925         prvm_eval_t     *val;
2926
2927 // try the move
2928         VectorCopy (ent->fields.client->origin, oldorg);
2929         VectorAdd (ent->fields.client->origin, move, neworg);
2930
2931 // flying monsters don't step up
2932         if ( (int)ent->fields.client->flags & (FL_SWIM | FL_FLY) )
2933         {
2934         // try one move with vertical motion, then one without
2935                 for (i=0 ; i<2 ; i++)
2936                 {
2937                         VectorAdd (ent->fields.client->origin, move, neworg);
2938                         enemy = PRVM_PROG_TO_EDICT(ent->fields.client->enemy);
2939                         if (i == 0 && enemy != prog->edicts)
2940                         {
2941                                 dz = ent->fields.client->origin[2] - PRVM_PROG_TO_EDICT(ent->fields.client->enemy)->fields.client->origin[2];
2942                                 if (dz > 40)
2943                                         neworg[2] -= 8;
2944                                 if (dz < 30)
2945                                         neworg[2] += 8;
2946                         }
2947                         trace = CL_TraceBox(ent->fields.client->origin, ent->fields.client->mins, ent->fields.client->maxs, neworg, MOVE_NORMAL, ent, CL_GenericHitSuperContentsMask(ent), true, true, &svent, true);
2948                         if (settrace)
2949                                 CL_VM_SetTraceGlobals(&trace, svent);
2950
2951                         if (trace.fraction == 1)
2952                         {
2953                                 VectorCopy(trace.endpos, traceendpos);
2954                                 if (((int)ent->fields.client->flags & FL_SWIM) && !(CL_PointSuperContents(traceendpos) & SUPERCONTENTS_LIQUIDSMASK))
2955                                         return false;   // swim monster left water
2956
2957                                 VectorCopy (traceendpos, ent->fields.client->origin);
2958                                 if (relink)
2959                                         CL_LinkEdict(ent);
2960                                 return true;
2961                         }
2962
2963                         if (enemy == prog->edicts)
2964                                 break;
2965                 }
2966
2967                 return false;
2968         }
2969
2970 // push down from a step height above the wished position
2971         neworg[2] += sv_stepheight.value;
2972         VectorCopy (neworg, end);
2973         end[2] -= sv_stepheight.value*2;
2974
2975         trace = CL_TraceBox(neworg, ent->fields.client->mins, ent->fields.client->maxs, end, MOVE_NORMAL, ent, CL_GenericHitSuperContentsMask(ent), true, true, &svent, true);
2976         if (settrace)
2977                 CL_VM_SetTraceGlobals(&trace, svent);
2978
2979         if (trace.startsolid)
2980         {
2981                 neworg[2] -= sv_stepheight.value;
2982                 trace = CL_TraceBox(neworg, ent->fields.client->mins, ent->fields.client->maxs, end, MOVE_NORMAL, ent, CL_GenericHitSuperContentsMask(ent), true, true, &svent, true);
2983                 if (settrace)
2984                         CL_VM_SetTraceGlobals(&trace, svent);
2985                 if (trace.startsolid)
2986                         return false;
2987         }
2988         if (trace.fraction == 1)
2989         {
2990         // if monster had the ground pulled out, go ahead and fall
2991                 if ( (int)ent->fields.client->flags & FL_PARTIALGROUND )
2992                 {
2993                         VectorAdd (ent->fields.client->origin, move, ent->fields.client->origin);
2994                         if (relink)
2995                                 CL_LinkEdict(ent);
2996                         ent->fields.client->flags = (int)ent->fields.client->flags & ~FL_ONGROUND;
2997                         return true;
2998                 }
2999
3000                 return false;           // walked off an edge
3001         }
3002
3003 // check point traces down for dangling corners
3004         VectorCopy (trace.endpos, ent->fields.client->origin);
3005
3006         if (!CL_CheckBottom (ent))
3007         {
3008                 if ( (int)ent->fields.client->flags & FL_PARTIALGROUND )
3009                 {       // entity had floor mostly pulled out from underneath it
3010                         // and is trying to correct
3011                         if (relink)
3012                                 CL_LinkEdict(ent);
3013                         return true;
3014                 }
3015                 VectorCopy (oldorg, ent->fields.client->origin);
3016                 return false;
3017         }
3018
3019         if ( (int)ent->fields.client->flags & FL_PARTIALGROUND )
3020                 ent->fields.client->flags = (int)ent->fields.client->flags & ~FL_PARTIALGROUND;
3021
3022         if ((val = PRVM_EDICTFIELDVALUE(ent, prog->fieldoffsets.groundentity)))
3023                 val->edict = PRVM_EDICT_TO_PROG(trace.ent);
3024
3025 // the move is ok
3026         if (relink)
3027                 CL_LinkEdict(ent);
3028         return true;
3029 }
3030
3031 /*
3032 ===============
3033 VM_CL_walkmove
3034
3035 float(float yaw, float dist[, settrace]) walkmove
3036 ===============
3037 */
3038 static void VM_CL_walkmove (void)
3039 {
3040         prvm_edict_t    *ent;
3041         float   yaw, dist;
3042         vec3_t  move;
3043         mfunction_t     *oldf;
3044         int     oldself;
3045         qboolean        settrace;
3046
3047         VM_SAFEPARMCOUNTRANGE(2, 3, VM_CL_walkmove);
3048
3049         // assume failure if it returns early
3050         PRVM_G_FLOAT(OFS_RETURN) = 0;
3051
3052         ent = PRVM_PROG_TO_EDICT(prog->globals.client->self);
3053         if (ent == prog->edicts)
3054         {
3055                 VM_Warning("walkmove: can not modify world entity\n");
3056                 return;
3057         }
3058         if (ent->priv.server->free)
3059         {
3060                 VM_Warning("walkmove: can not modify free entity\n");
3061                 return;
3062         }
3063         yaw = PRVM_G_FLOAT(OFS_PARM0);
3064         dist = PRVM_G_FLOAT(OFS_PARM1);
3065         settrace = prog->argc >= 3 && PRVM_G_FLOAT(OFS_PARM2);
3066
3067         if ( !( (int)ent->fields.client->flags & (FL_ONGROUND|FL_FLY|FL_SWIM) ) )
3068                 return;
3069
3070         yaw = yaw*M_PI*2 / 360;
3071
3072         move[0] = cos(yaw)*dist;
3073         move[1] = sin(yaw)*dist;
3074         move[2] = 0;
3075
3076 // save program state, because CL_movestep may call other progs
3077         oldf = prog->xfunction;
3078         oldself = prog->globals.client->self;
3079
3080         PRVM_G_FLOAT(OFS_RETURN) = CL_movestep(ent, move, true, false, settrace);
3081
3082
3083 // restore program state
3084         prog->xfunction = oldf;
3085         prog->globals.client->self = oldself;
3086 }
3087
3088 /*
3089 ===============
3090 VM_CL_serverkey
3091
3092 string(string key) serverkey
3093 ===============
3094 */
3095 void VM_CL_serverkey(void)
3096 {
3097         char string[VM_STRINGTEMP_LENGTH];
3098         VM_SAFEPARMCOUNT(1, VM_CL_serverkey);
3099         InfoString_GetValue(cl.qw_serverinfo, PRVM_G_STRING(OFS_PARM0), string, sizeof(string));
3100         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(string);
3101 }
3102
3103 /*
3104 =================
3105 VM_CL_checkpvs
3106
3107 Checks if an entity is in a point's PVS.
3108 Should be fast but can be inexact.
3109
3110 float checkpvs(vector viewpos, entity viewee) = #240;
3111 =================
3112 */
3113 static void VM_CL_checkpvs (void)
3114 {
3115         vec3_t viewpos;
3116         prvm_edict_t *viewee;
3117         vec3_t mi, ma;
3118 #if 1
3119         unsigned char *pvs;
3120 #else
3121         static int fatpvsbytes;
3122         static unsigned char fatpvs[MAX_MAP_LEAFS/8];
3123 #endif
3124
3125         VM_SAFEPARMCOUNT(2, VM_SV_checkpvs);
3126         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), viewpos);
3127         viewee = PRVM_G_EDICT(OFS_PARM1);
3128
3129         if(viewee->priv.required->free)
3130         {
3131                 VM_Warning("checkpvs: can not check free entity\n");
3132                 PRVM_G_FLOAT(OFS_RETURN) = 4;
3133                 return;
3134         }
3135
3136         VectorAdd(viewee->fields.server->origin, viewee->fields.server->mins, mi);
3137         VectorAdd(viewee->fields.server->origin, viewee->fields.server->maxs, ma);
3138
3139 #if 1
3140         if(!sv.worldmodel->brush.GetPVS || !sv.worldmodel->brush.BoxTouchingPVS)
3141         {
3142                 // no PVS support on this worldmodel... darn
3143                 PRVM_G_FLOAT(OFS_RETURN) = 3;
3144                 return;
3145         }
3146         pvs = sv.worldmodel->brush.GetPVS(sv.worldmodel, viewpos);
3147         if(!pvs)
3148         {
3149                 // viewpos isn't in any PVS... darn
3150                 PRVM_G_FLOAT(OFS_RETURN) = 2;
3151                 return;
3152         }
3153         PRVM_G_FLOAT(OFS_RETURN) = sv.worldmodel->brush.BoxTouchingPVS(sv.worldmodel, pvs, mi, ma);
3154 #else
3155         // using fat PVS like FTEQW does (slow)
3156         if(!sv.worldmodel->brush.FatPVS || !sv.worldmodel->brush.BoxTouchingPVS)
3157         {
3158                 // no PVS support on this worldmodel... darn
3159                 PRVM_G_FLOAT(OFS_RETURN) = 3;
3160                 return;
3161         }
3162         fatpvsbytes = sv.worldmodel->brush.FatPVS(sv.worldmodel, viewpos, 8, fatpvs, sizeof(fatpvs), false);
3163         if(!fatpvsbytes)
3164         {
3165                 // viewpos isn't in any PVS... darn
3166                 PRVM_G_FLOAT(OFS_RETURN) = 2;
3167                 return;
3168         }
3169         PRVM_G_FLOAT(OFS_RETURN) = sv.worldmodel->brush.BoxTouchingPVS(sv.worldmodel, fatpvs, mi, ma);
3170 #endif
3171 }
3172 //============================================================================
3173
3174 // To create a almost working builtin file from this replace:
3175 // "^NULL.*" with ""
3176 // "^{.*//.*}:Wh\(.*\)" with "\1"
3177 // "\:" with "//"
3178 // "^.*//:Wh{\#:d*}:Wh{.*}" with "\2 = \1;"
3179 // "\n\n+" with "\n\n"
3180
3181 prvm_builtin_t vm_cl_builtins[] = {
3182 NULL,                                                   // #0 NULL function (not callable) (QUAKE)
3183 VM_CL_makevectors,                              // #1 void(vector ang) makevectors (QUAKE)
3184 VM_CL_setorigin,                                // #2 void(entity e, vector o) setorigin (QUAKE)
3185 VM_CL_setmodel,                                 // #3 void(entity e, string m) setmodel (QUAKE)
3186 VM_CL_setsize,                                  // #4 void(entity e, vector min, vector max) setsize (QUAKE)
3187 NULL,                                                   // #5 void(entity e, vector min, vector max) setabssize (QUAKE)
3188 VM_break,                                               // #6 void() break (QUAKE)
3189 VM_random,                                              // #7 float() random (QUAKE)
3190 VM_CL_sound,                                    // #8 void(entity e, float chan, string samp) sound (QUAKE)
3191 VM_normalize,                                   // #9 vector(vector v) normalize (QUAKE)
3192 VM_error,                                               // #10 void(string e) error (QUAKE)
3193 VM_objerror,                                    // #11 void(string e) objerror (QUAKE)
3194 VM_vlen,                                                // #12 float(vector v) vlen (QUAKE)
3195 VM_vectoyaw,                                    // #13 float(vector v) vectoyaw (QUAKE)
3196 VM_CL_spawn,                                    // #14 entity() spawn (QUAKE)
3197 VM_remove,                                              // #15 void(entity e) remove (QUAKE)
3198 VM_CL_traceline,                                // #16 void(vector v1, vector v2, float tryents, entity ignoreentity) traceline (QUAKE)
3199 NULL,                                                   // #17 entity() checkclient (QUAKE)
3200 VM_find,                                                // #18 entity(entity start, .string fld, string match) find (QUAKE)
3201 VM_precache_sound,                              // #19 void(string s) precache_sound (QUAKE)
3202 VM_CL_precache_model,                   // #20 void(string s) precache_model (QUAKE)
3203 NULL,                                                   // #21 void(entity client, string s, ...) stuffcmd (QUAKE)
3204 VM_CL_findradius,                               // #22 entity(vector org, float rad) findradius (QUAKE)
3205 NULL,                                                   // #23 void(string s, ...) bprint (QUAKE)
3206 NULL,                                                   // #24 void(entity client, string s, ...) sprint (QUAKE)
3207 VM_dprint,                                              // #25 void(string s, ...) dprint (QUAKE)
3208 VM_ftos,                                                // #26 string(float f) ftos (QUAKE)
3209 VM_vtos,                                                // #27 string(vector v) vtos (QUAKE)
3210 VM_coredump,                                    // #28 void() coredump (QUAKE)
3211 VM_traceon,                                             // #29 void() traceon (QUAKE)
3212 VM_traceoff,                                    // #30 void() traceoff (QUAKE)
3213 VM_eprint,                                              // #31 void(entity e) eprint (QUAKE)
3214 VM_CL_walkmove,                                 // #32 float(float yaw, float dist[, float settrace]) walkmove (QUAKE)
3215 NULL,                                                   // #33 (QUAKE)
3216 VM_CL_droptofloor,                              // #34 float() droptofloor (QUAKE)
3217 VM_CL_lightstyle,                               // #35 void(float style, string value) lightstyle (QUAKE)
3218 VM_rint,                                                // #36 float(float v) rint (QUAKE)
3219 VM_floor,                                               // #37 float(float v) floor (QUAKE)
3220 VM_ceil,                                                // #38 float(float v) ceil (QUAKE)
3221 NULL,                                                   // #39 (QUAKE)
3222 VM_CL_checkbottom,                              // #40 float(entity e) checkbottom (QUAKE)
3223 VM_CL_pointcontents,                    // #41 float(vector v) pointcontents (QUAKE)
3224 NULL,                                                   // #42 (QUAKE)
3225 VM_fabs,                                                // #43 float(float f) fabs (QUAKE)
3226 NULL,                                                   // #44 vector(entity e, float speed) aim (QUAKE)
3227 VM_cvar,                                                // #45 float(string s) cvar (QUAKE)
3228 VM_localcmd,                                    // #46 void(string s) localcmd (QUAKE)
3229 VM_nextent,                                             // #47 entity(entity e) nextent (QUAKE)
3230 VM_CL_particle,                                 // #48 void(vector o, vector d, float color, float count) particle (QUAKE)
3231 VM_changeyaw,                                   // #49 void() ChangeYaw (QUAKE)
3232 NULL,                                                   // #50 (QUAKE)
3233 VM_vectoangles,                                 // #51 vector(vector v) vectoangles (QUAKE)
3234 NULL,                                                   // #52 void(float to, float f) WriteByte (QUAKE)
3235 NULL,                                                   // #53 void(float to, float f) WriteChar (QUAKE)
3236 NULL,                                                   // #54 void(float to, float f) WriteShort (QUAKE)
3237 NULL,                                                   // #55 void(float to, float f) WriteLong (QUAKE)
3238 NULL,                                                   // #56 void(float to, float f) WriteCoord (QUAKE)
3239 NULL,                                                   // #57 void(float to, float f) WriteAngle (QUAKE)
3240 NULL,                                                   // #58 void(float to, string s) WriteString (QUAKE)
3241 NULL,                                                   // #59 (QUAKE)
3242 VM_sin,                                                 // #60 float(float f) sin (DP_QC_SINCOSSQRTPOW)
3243 VM_cos,                                                 // #61 float(float f) cos (DP_QC_SINCOSSQRTPOW)
3244 VM_sqrt,                                                // #62 float(float f) sqrt (DP_QC_SINCOSSQRTPOW)
3245 VM_changepitch,                                 // #63 void(entity ent) changepitch (DP_QC_CHANGEPITCH)
3246 VM_CL_tracetoss,                                // #64 void(entity e, entity ignore) tracetoss (DP_QC_TRACETOSS)
3247 VM_etos,                                                // #65 string(entity ent) etos (DP_QC_ETOS)
3248 NULL,                                                   // #66 (QUAKE)
3249 NULL,                                                   // #67 void(float step) movetogoal (QUAKE)
3250 VM_precache_file,                               // #68 string(string s) precache_file (QUAKE)
3251 VM_CL_makestatic,                               // #69 void(entity e) makestatic (QUAKE)
3252 NULL,                                                   // #70 void(string s) changelevel (QUAKE)
3253 NULL,                                                   // #71 (QUAKE)
3254 VM_cvar_set,                                    // #72 void(string var, string val) cvar_set (QUAKE)
3255 NULL,                                                   // #73 void(entity client, strings) centerprint (QUAKE)
3256 VM_CL_ambientsound,                             // #74 void(vector pos, string samp, float vol, float atten) ambientsound (QUAKE)
3257 VM_CL_precache_model,                   // #75 string(string s) precache_model2 (QUAKE)
3258 VM_precache_sound,                              // #76 string(string s) precache_sound2 (QUAKE)
3259 VM_precache_file,                               // #77 string(string s) precache_file2 (QUAKE)
3260 NULL,                                                   // #78 void(entity e) setspawnparms (QUAKE)
3261 NULL,                                                   // #79 void(entity killer, entity killee) logfrag (QUAKEWORLD)
3262 NULL,                                                   // #80 string(entity e, string keyname) infokey (QUAKEWORLD)
3263 VM_stof,                                                // #81 float(string s) stof (FRIK_FILE)
3264 NULL,                                                   // #82 void(vector where, float set) multicast (QUAKEWORLD)
3265 NULL,                                                   // #83 (QUAKE)
3266 NULL,                                                   // #84 (QUAKE)
3267 NULL,                                                   // #85 (QUAKE)
3268 NULL,                                                   // #86 (QUAKE)
3269 NULL,                                                   // #87 (QUAKE)
3270 NULL,                                                   // #88 (QUAKE)
3271 NULL,                                                   // #89 (QUAKE)
3272 VM_CL_tracebox,                                 // #90 void(vector v1, vector min, vector max, vector v2, float nomonsters, entity forent) tracebox (DP_QC_TRACEBOX)
3273 VM_randomvec,                                   // #91 vector() randomvec (DP_QC_RANDOMVEC)
3274 VM_CL_getlight,                                 // #92 vector(vector org) getlight (DP_QC_GETLIGHT)
3275 VM_registercvar,                                // #93 float(string name, string value) registercvar (DP_REGISTERCVAR)
3276 VM_min,                                                 // #94 float(float a, floats) min (DP_QC_MINMAXBOUND)
3277 VM_max,                                                 // #95 float(float a, floats) max (DP_QC_MINMAXBOUND)
3278 VM_bound,                                               // #96 float(float minimum, float val, float maximum) bound (DP_QC_MINMAXBOUND)
3279 VM_pow,                                                 // #97 float(float f, float f) pow (DP_QC_SINCOSSQRTPOW)
3280 VM_findfloat,                                   // #98 entity(entity start, .float fld, float match) findfloat (DP_QC_FINDFLOAT)
3281 VM_checkextension,                              // #99 float(string s) checkextension (the basis of the extension system)
3282 // FrikaC and Telejano range #100-#199
3283 NULL,                                                   // #100
3284 NULL,                                                   // #101
3285 NULL,                                                   // #102
3286 NULL,                                                   // #103
3287 NULL,                                                   // #104
3288 NULL,                                                   // #105
3289 NULL,                                                   // #106
3290 NULL,                                                   // #107
3291 NULL,                                                   // #108
3292 NULL,                                                   // #109
3293 VM_fopen,                                               // #110 float(string filename, float mode) fopen (FRIK_FILE)
3294 VM_fclose,                                              // #111 void(float fhandle) fclose (FRIK_FILE)
3295 VM_fgets,                                               // #112 string(float fhandle) fgets (FRIK_FILE)
3296 VM_fputs,                                               // #113 void(float fhandle, string s) fputs (FRIK_FILE)
3297 VM_strlen,                                              // #114 float(string s) strlen (FRIK_FILE)
3298 VM_strcat,                                              // #115 string(string s1, string s2, ...) strcat (FRIK_FILE)
3299 VM_substring,                                   // #116 string(string s, float start, float length) substring (FRIK_FILE)
3300 VM_stov,                                                // #117 vector(string) stov (FRIK_FILE)
3301 VM_strzone,                                             // #118 string(string s) strzone (FRIK_FILE)
3302 VM_strunzone,                                   // #119 void(string s) strunzone (FRIK_FILE)
3303 NULL,                                                   // #120
3304 NULL,                                                   // #121
3305 NULL,                                                   // #122
3306 NULL,                                                   // #123
3307 NULL,                                                   // #124
3308 NULL,                                                   // #125
3309 NULL,                                                   // #126
3310 NULL,                                                   // #127
3311 NULL,                                                   // #128
3312 NULL,                                                   // #129
3313 NULL,                                                   // #130
3314 NULL,                                                   // #131
3315 NULL,                                                   // #132
3316 NULL,                                                   // #133
3317 NULL,                                                   // #134
3318 NULL,                                                   // #135
3319 NULL,                                                   // #136
3320 NULL,                                                   // #137
3321 NULL,                                                   // #138
3322 NULL,                                                   // #139
3323 NULL,                                                   // #140
3324 NULL,                                                   // #141
3325 NULL,                                                   // #142
3326 NULL,                                                   // #143
3327 NULL,                                                   // #144
3328 NULL,                                                   // #145
3329 NULL,                                                   // #146
3330 NULL,                                                   // #147
3331 NULL,                                                   // #148
3332 NULL,                                                   // #149
3333 NULL,                                                   // #150
3334 NULL,                                                   // #151
3335 NULL,                                                   // #152
3336 NULL,                                                   // #153
3337 NULL,                                                   // #154
3338 NULL,                                                   // #155
3339 NULL,                                                   // #156
3340 NULL,                                                   // #157
3341 NULL,                                                   // #158
3342 NULL,                                                   // #159
3343 NULL,                                                   // #160
3344 NULL,                                                   // #161
3345 NULL,                                                   // #162
3346 NULL,                                                   // #163
3347 NULL,                                                   // #164
3348 NULL,                                                   // #165
3349 NULL,                                                   // #166
3350 NULL,                                                   // #167
3351 NULL,                                                   // #168
3352 NULL,                                                   // #169
3353 NULL,                                                   // #170
3354 NULL,                                                   // #171
3355 NULL,                                                   // #172
3356 NULL,                                                   // #173
3357 NULL,                                                   // #174
3358 NULL,                                                   // #175
3359 NULL,                                                   // #176
3360 NULL,                                                   // #177
3361 NULL,                                                   // #178
3362 NULL,                                                   // #179
3363 NULL,                                                   // #180
3364 NULL,                                                   // #181
3365 NULL,                                                   // #182
3366 NULL,                                                   // #183
3367 NULL,                                                   // #184
3368 NULL,                                                   // #185
3369 NULL,                                                   // #186
3370 NULL,                                                   // #187
3371 NULL,                                                   // #188
3372 NULL,                                                   // #189
3373 NULL,                                                   // #190
3374 NULL,                                                   // #191
3375 NULL,                                                   // #192
3376 NULL,                                                   // #193
3377 NULL,                                                   // #194
3378 NULL,                                                   // #195
3379 NULL,                                                   // #196
3380 NULL,                                                   // #197
3381 NULL,                                                   // #198
3382 NULL,                                                   // #199
3383 // FTEQW range #200-#299
3384 NULL,                                                   // #200
3385 NULL,                                                   // #201
3386 NULL,                                                   // #202
3387 NULL,                                                   // #203
3388 NULL,                                                   // #204
3389 NULL,                                                   // #205
3390 NULL,                                                   // #206
3391 NULL,                                                   // #207
3392 NULL,                                                   // #208
3393 NULL,                                                   // #209
3394 NULL,                                                   // #210
3395 NULL,                                                   // #211
3396 NULL,                                                   // #212
3397 NULL,                                                   // #213
3398 NULL,                                                   // #214
3399 NULL,                                                   // #215
3400 NULL,                                                   // #216
3401 NULL,                                                   // #217
3402 VM_bitshift,                                    // #218 float(float number, float quantity) bitshift (EXT_BITSHIFT)
3403 NULL,                                                   // #219
3404 NULL,                                                   // #220
3405 VM_strstrofs,                                   // #221 float(string str, string sub[, float startpos]) strstrofs (FTE_STRINGS)
3406 VM_str2chr,                                             // #222 float(string str, float ofs) str2chr (FTE_STRINGS)
3407 VM_chr2str,                                             // #223 string(float c, ...) chr2str (FTE_STRINGS)
3408 VM_strconv,                                             // #224 string(float ccase, float calpha, float cnum, string s, ...) strconv (FTE_STRINGS)
3409 VM_strpad,                                              // #225 string(float chars, string s, ...) strpad (FTE_STRINGS)
3410 VM_infoadd,                                             // #226 string(string info, string key, string value, ...) infoadd (FTE_STRINGS)
3411 VM_infoget,                                             // #227 string(string info, string key) infoget (FTE_STRINGS)
3412 VM_strncmp,                                             // #228 float(string s1, string s2, float len) strncmp (FTE_STRINGS)
3413 VM_strncasecmp,                                 // #229 float(string s1, string s2) strcasecmp (FTE_STRINGS)
3414 VM_strncasecmp,                                 // #230 float(string s1, string s2, float len) strncasecmp (FTE_STRINGS)
3415 NULL,                                                   // #231
3416 NULL,                                                   // #232 void(float index, float type, .void field) SV_AddStat (EXT_CSQC)
3417 NULL,                                                   // #233
3418 NULL,                                                   // #234
3419 NULL,                                                   // #235
3420 NULL,                                                   // #236
3421 NULL,                                                   // #237
3422 NULL,                                                   // #238
3423 NULL,                                                   // #239
3424 VM_CL_checkpvs,                                 // #240
3425 NULL,                                                   // #241
3426 NULL,                                                   // #242
3427 NULL,                                                   // #243
3428 NULL,                                                   // #244
3429 NULL,                                                   // #245
3430 NULL,                                                   // #246
3431 NULL,                                                   // #247
3432 NULL,                                                   // #248
3433 NULL,                                                   // #249
3434 NULL,                                                   // #250
3435 NULL,                                                   // #251
3436 NULL,                                                   // #252
3437 NULL,                                                   // #253
3438 NULL,                                                   // #254
3439 NULL,                                                   // #255
3440 NULL,                                                   // #256
3441 NULL,                                                   // #257
3442 NULL,                                                   // #258
3443 NULL,                                                   // #259
3444 NULL,                                                   // #260
3445 NULL,                                                   // #261
3446 NULL,                                                   // #262
3447 NULL,                                                   // #263
3448 NULL,                                                   // #264
3449 NULL,                                                   // #265
3450 NULL,                                                   // #266
3451 NULL,                                                   // #267
3452 NULL,                                                   // #268
3453 NULL,                                                   // #269
3454 NULL,                                                   // #270
3455 NULL,                                                   // #271
3456 NULL,                                                   // #272
3457 NULL,                                                   // #273
3458 NULL,                                                   // #274
3459 NULL,                                                   // #275
3460 NULL,                                                   // #276
3461 NULL,                                                   // #277
3462 NULL,                                                   // #278
3463 NULL,                                                   // #279
3464 NULL,                                                   // #280
3465 NULL,                                                   // #281
3466 NULL,                                                   // #282
3467 NULL,                                                   // #283
3468 NULL,                                                   // #284
3469 NULL,                                                   // #285
3470 NULL,                                                   // #286
3471 NULL,                                                   // #287
3472 NULL,                                                   // #288
3473 NULL,                                                   // #289
3474 NULL,                                                   // #290
3475 NULL,                                                   // #291
3476 NULL,                                                   // #292
3477 NULL,                                                   // #293
3478 NULL,                                                   // #294
3479 NULL,                                                   // #295
3480 NULL,                                                   // #296
3481 NULL,                                                   // #297
3482 NULL,                                                   // #298
3483 NULL,                                                   // #299
3484 // CSQC range #300-#399
3485 VM_CL_R_ClearScene,                             // #300 void() clearscene (EXT_CSQC)
3486 VM_CL_R_AddEntities,                    // #301 void(float mask) addentities (EXT_CSQC)
3487 VM_CL_R_AddEntity,                              // #302 void(entity ent) addentity (EXT_CSQC)
3488 VM_CL_R_SetView,                                // #303 float(float property, ...) setproperty (EXT_CSQC)
3489 VM_CL_R_RenderScene,                    // #304 void() renderscene (EXT_CSQC)
3490 VM_CL_R_AddDynamicLight,                // #305 void(vector org, float radius, vector lightcolours) adddynamiclight (EXT_CSQC)
3491 VM_CL_R_PolygonBegin,                   // #306 void(string texturename, float flag[, float is2d, float lines]) R_BeginPolygon
3492 VM_CL_R_PolygonVertex,                  // #307 void(vector org, vector texcoords, vector rgb, float alpha) R_PolygonVertex
3493 VM_CL_R_PolygonEnd,                             // #308 void() R_EndPolygon
3494 NULL /* R_LoadWorldModel in menu VM, should stay unassigned in client*/, // #309
3495 VM_CL_unproject,                                // #310 vector (vector v) cs_unproject (EXT_CSQC)
3496 VM_CL_project,                                  // #311 vector (vector v) cs_project (EXT_CSQC)
3497 NULL,                                                   // #312
3498 NULL,                                                   // #313
3499 NULL,                                                   // #314
3500 VM_drawline,                                    // #315 void(float width, vector pos1, vector pos2, float flag) drawline (EXT_CSQC)
3501 VM_iscachedpic,                                 // #316 float(string name) iscachedpic (EXT_CSQC)
3502 VM_precache_pic,                                // #317 string(string name, float trywad) precache_pic (EXT_CSQC)
3503 VM_getimagesize,                                // #318 vector(string picname) draw_getimagesize (EXT_CSQC)
3504 VM_freepic,                                             // #319 void(string name) freepic (EXT_CSQC)
3505 VM_drawcharacter,                               // #320 float(vector position, float character, vector scale, vector rgb, float alpha, float flag) drawcharacter (EXT_CSQC)
3506 VM_drawstring,                                  // #321 float(vector position, string text, vector scale, vector rgb, float alpha, float flag) drawstring (EXT_CSQC)
3507 VM_drawpic,                                             // #322 float(vector position, string pic, vector size, vector rgb, float alpha, float flag) drawpic (EXT_CSQC)
3508 VM_drawfill,                                    // #323 float(vector position, vector size, vector rgb, float alpha, float flag) drawfill (EXT_CSQC)
3509 VM_drawsetcliparea,                             // #324 void(float x, float y, float width, float height) drawsetcliparea
3510 VM_drawresetcliparea,                   // #325 void(void) drawresetcliparea
3511 VM_drawcolorcodedstring,                // #326 float drawcolorcodedstring(vector position, string text, vector scale, vector rgb, float alpha, float flag) (EXT_CSQC)
3512 VM_stringwidth,                 // #327 // FIXME is this okay?
3513 VM_drawsubpic,                                  // #328 // FIXME is this okay?
3514 VM_drawrotpic,                                  // #329 // FIXME is this okay?
3515 VM_CL_getstatf,                                 // #330 float(float stnum) getstatf (EXT_CSQC)
3516 VM_CL_getstati,                                 // #331 float(float stnum) getstati (EXT_CSQC)
3517 VM_CL_getstats,                                 // #332 string(float firststnum) getstats (EXT_CSQC)
3518 VM_CL_setmodelindex,                    // #333 void(entity e, float mdlindex) setmodelindex (EXT_CSQC)
3519 VM_CL_modelnameforindex,                // #334 string(float mdlindex) modelnameforindex (EXT_CSQC)
3520 VM_CL_particleeffectnum,                // #335 float(string effectname) particleeffectnum (EXT_CSQC)
3521 VM_CL_trailparticles,                   // #336 void(entity ent, float effectnum, vector start, vector end) trailparticles (EXT_CSQC)
3522 VM_CL_pointparticles,                   // #337 void(float effectnum, vector origin [, vector dir, float count]) pointparticles (EXT_CSQC)
3523 VM_centerprint,                                 // #338 void(string s, ...) centerprint (EXT_CSQC)
3524 VM_print,                                               // #339 void(string s, ...) print (EXT_CSQC, DP_SV_PRINT)
3525 VM_keynumtostring,                              // #340 string(float keynum) keynumtostring (EXT_CSQC)
3526 VM_stringtokeynum,                              // #341 float(string keyname) stringtokeynum (EXT_CSQC)
3527 VM_CL_getkeybind,                               // #342 string(float keynum) getkeybind (EXT_CSQC)
3528 VM_CL_setcursormode,                    // #343 void(float usecursor) setcursormode (EXT_CSQC)
3529 VM_CL_getmousepos,                              // #344 vector() getmousepos (EXT_CSQC)
3530 VM_CL_getinputstate,                    // #345 float(float framenum) getinputstate (EXT_CSQC)
3531 VM_CL_setsensitivityscale,              // #346 void(float sens) setsensitivityscale (EXT_CSQC)
3532 VM_CL_runplayerphysics,                 // #347 void() runstandardplayerphysics (EXT_CSQC)
3533 VM_CL_getplayerkey,                             // #348 string(float playernum, string keyname) getplayerkeyvalue (EXT_CSQC)
3534 VM_CL_isdemo,                                   // #349 float() isdemo (EXT_CSQC)
3535 VM_isserver,                                    // #350 float() isserver (EXT_CSQC)
3536 VM_CL_setlistener,                              // #351 void(vector origin, vector forward, vector right, vector up) SetListener (EXT_CSQC)
3537 VM_CL_registercmd,                              // #352 void(string cmdname) registercommand (EXT_CSQC)
3538 VM_wasfreed,                                    // #353 float(entity ent) wasfreed (EXT_CSQC) (should be availabe on server too)
3539 VM_CL_serverkey,                                // #354 string(string key) serverkey (EXT_CSQC)
3540 NULL,                                                   // #355
3541 NULL,                                                   // #356
3542 NULL,                                                   // #357
3543 NULL,                                                   // #358
3544 NULL,                                                   // #359
3545 VM_CL_ReadByte,                                 // #360 float() readbyte (EXT_CSQC)
3546 VM_CL_ReadChar,                                 // #361 float() readchar (EXT_CSQC)
3547 VM_CL_ReadShort,                                // #362 float() readshort (EXT_CSQC)
3548 VM_CL_ReadLong,                                 // #363 float() readlong (EXT_CSQC)
3549 VM_CL_ReadCoord,                                // #364 float() readcoord (EXT_CSQC)
3550 VM_CL_ReadAngle,                                // #365 float() readangle (EXT_CSQC)
3551 VM_CL_ReadString,                               // #366 string() readstring (EXT_CSQC)
3552 VM_CL_ReadFloat,                                // #367 float() readfloat (EXT_CSQC)
3553 NULL,                                           // #368
3554 NULL,                                                   // #369
3555 NULL,                                                   // #370
3556 NULL,                                                   // #371
3557 NULL,                                                   // #372
3558 NULL,                                                   // #373
3559 NULL,                                                   // #374
3560 NULL,                                                   // #375
3561 NULL,                                                   // #376
3562 NULL,                                                   // #377
3563 NULL,                                                   // #378
3564 NULL,                                                   // #379
3565 NULL,                                                   // #380
3566 NULL,                                                   // #381
3567 NULL,                                                   // #382
3568 NULL,                                                   // #383
3569 NULL,                                                   // #384
3570 NULL,                                                   // #385
3571 NULL,                                                   // #386
3572 NULL,                                                   // #387
3573 NULL,                                                   // #388
3574 NULL,                                                   // #389
3575 NULL,                                                   // #390
3576 NULL,                                                   // #391
3577 NULL,                                                   // #392
3578 NULL,                                                   // #393
3579 NULL,                                                   // #394
3580 NULL,                                                   // #395
3581 NULL,                                                   // #396
3582 NULL,                                                   // #397
3583 NULL,                                                   // #398
3584 NULL,                                                   // #399
3585 // LordHavoc's range #400-#499
3586 VM_CL_copyentity,                               // #400 void(entity from, entity to) copyentity (DP_QC_COPYENTITY)
3587 NULL,                                                   // #401 void(entity ent, float colors) setcolor (DP_QC_SETCOLOR)
3588 VM_findchain,                                   // #402 entity(.string fld, string match) findchain (DP_QC_FINDCHAIN)
3589 VM_findchainfloat,                              // #403 entity(.float fld, float match) findchainfloat (DP_QC_FINDCHAINFLOAT)
3590 VM_CL_effect,                                   // #404 void(vector org, string modelname, float startframe, float endframe, float framerate) effect (DP_SV_EFFECT)
3591 VM_CL_te_blood,                                 // #405 void(vector org, vector velocity, float howmany) te_blood (DP_TE_BLOOD)
3592 VM_CL_te_bloodshower,                   // #406 void(vector mincorner, vector maxcorner, float explosionspeed, float howmany) te_bloodshower (DP_TE_BLOODSHOWER)
3593 VM_CL_te_explosionrgb,                  // #407 void(vector org, vector color) te_explosionrgb (DP_TE_EXPLOSIONRGB)
3594 VM_CL_te_particlecube,                  // #408 void(vector mincorner, vector maxcorner, vector vel, float howmany, float color, float gravityflag, float randomveljitter) te_particlecube (DP_TE_PARTICLECUBE)
3595 VM_CL_te_particlerain,                  // #409 void(vector mincorner, vector maxcorner, vector vel, float howmany, float color) te_particlerain (DP_TE_PARTICLERAIN)
3596 VM_CL_te_particlesnow,                  // #410 void(vector mincorner, vector maxcorner, vector vel, float howmany, float color) te_particlesnow (DP_TE_PARTICLESNOW)
3597 VM_CL_te_spark,                                 // #411 void(vector org, vector vel, float howmany) te_spark (DP_TE_SPARK)
3598 VM_CL_te_gunshotquad,                   // #412 void(vector org) te_gunshotquad (DP_QUADEFFECTS1)
3599 VM_CL_te_spikequad,                             // #413 void(vector org) te_spikequad (DP_QUADEFFECTS1)
3600 VM_CL_te_superspikequad,                // #414 void(vector org) te_superspikequad (DP_QUADEFFECTS1)
3601 VM_CL_te_explosionquad,                 // #415 void(vector org) te_explosionquad (DP_QUADEFFECTS1)
3602 VM_CL_te_smallflash,                    // #416 void(vector org) te_smallflash (DP_TE_SMALLFLASH)
3603 VM_CL_te_customflash,                   // #417 void(vector org, float radius, float lifetime, vector color) te_customflash (DP_TE_CUSTOMFLASH)
3604 VM_CL_te_gunshot,                               // #418 void(vector org) te_gunshot (DP_TE_STANDARDEFFECTBUILTINS)
3605 VM_CL_te_spike,                                 // #419 void(vector org) te_spike (DP_TE_STANDARDEFFECTBUILTINS)
3606 VM_CL_te_superspike,                    // #420 void(vector org) te_superspike (DP_TE_STANDARDEFFECTBUILTINS)